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Finding the Fourth Proportional to 63,411.40, 94,922.70 and 37,037.80

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Solution

The fourth proportional to 63,411.40, 94,922.70 and 37,037.80 is: 55,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,411.40 : 94,922.70 = 37,037.80 : x
  2. Step 2: Convert to fraction form
    63,411.40/94,922.70 = 37,037.80/x
  3. Step 3: Cross multiply
    63,411.40x = 94,922.70 × 37,037.80
  4. Step 4: Simplify right side
    63,411.40x = 3,515,727,978.06
  5. Step 5: Solve for x
    x = 3,515,727,978.06/63,411.40
  6. Step 6: Final answer
    x = 55,443.15

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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.