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Finding the Fourth Proportional to 74,314.71, 102,554.03 and 44,124.85

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Solution

The fourth proportional to 74,314.71, 102,554.03 and 44,124.85 is: 60,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,314.71 : 102,554.03 = 44,124.85 : x
  2. Step 2: Convert to fraction form
    74,314.71/102,554.03 = 44,124.85/x
  3. Step 3: Cross multiply
    74,314.71x = 102,554.03 × 44,124.85
  4. Step 4: Simplify right side
    74,314.71x = 4,525,180,457.25
  5. Step 5: Solve for x
    x = 4,525,180,457.25/74,314.71
  6. Step 6: Final answer
    x = 60,892.12

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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.