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Finding the Fourth Proportional to 62,309.30, 93,561.15 and 36,065.30

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Solution

The fourth proportional to 62,309.30, 93,561.15 and 36,065.30 is: 54,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,309.30 : 93,561.15 = 36,065.30 : x
  2. Step 2: Convert to fraction form
    62,309.30/93,561.15 = 36,065.30/x
  3. Step 3: Cross multiply
    62,309.30x = 93,561.15 × 36,065.30
  4. Step 4: Simplify right side
    62,309.30x = 3,374,310,943.10
  5. Step 5: Solve for x
    x = 3,374,310,943.10/62,309.30
  6. Step 6: Final answer
    x = 54,154.21

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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.