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Finding the Fourth Proportional to 37,671.84, 51,993.96 and 25,730.76

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Solution

The fourth proportional to 37,671.84, 51,993.96 and 25,730.76 is: 35,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,671.84 : 51,993.96 = 25,730.76 : x
  2. Step 2: Convert to fraction form
    37,671.84/51,993.96 = 25,730.76/x
  3. Step 3: Cross multiply
    37,671.84x = 51,993.96 × 25,730.76
  4. Step 4: Simplify right side
    37,671.84x = 1,337,844,106.21
  5. Step 5: Solve for x
    x = 1,337,844,106.21/37,671.84
  6. Step 6: Final answer
    x = 35,513.11

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.