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Finding the Fourth Proportional to 58,671.69, 80,937 and 37,125.02

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Solution

The fourth proportional to 58,671.69, 80,937 and 37,125.02 is: 51,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,671.69 : 80,937 = 37,125.02 : x
  2. Step 2: Convert to fraction form
    58,671.69/80,937 = 37,125.02/x
  3. Step 3: Cross multiply
    58,671.69x = 80,937 × 37,125.02
  4. Step 4: Simplify right side
    58,671.69x = 3,004,787,339.06
  5. Step 5: Solve for x
    x = 3,004,787,339.06/58,671.69
  6. Step 6: Final answer
    x = 51,213.58

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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.