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Finding the Fourth Proportional to 58,410, 87,677.38 and 25,146.56

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Solution

The fourth proportional to 58,410, 87,677.38 and 25,146.56 is: 37,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,410 : 87,677.38 = 25,146.56 : x
  2. Step 2: Convert to fraction form
    58,410/87,677.38 = 25,146.56/x
  3. Step 3: Cross multiply
    58,410x = 87,677.38 × 25,146.56
  4. Step 4: Simplify right side
    58,410x = 2,204,784,496.81
  5. Step 5: Solve for x
    x = 2,204,784,496.81/58,410
  6. Step 6: Final answer
    x = 37,746.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.