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Finding the Fourth Proportional to 144,355.74, 216,523.23 and 44,505.52

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Solution

The fourth proportional to 144,355.74, 216,523.23 and 44,505.52 is: 66,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,355.74 : 216,523.23 = 44,505.52 : x
  2. Step 2: Convert to fraction form
    144,355.74/216,523.23 = 44,505.52/x
  3. Step 3: Cross multiply
    144,355.74x = 216,523.23 × 44,505.52
  4. Step 4: Simplify right side
    144,355.74x = 9,636,478,235.03
  5. Step 5: Solve for x
    x = 9,636,478,235.03/144,355.74
  6. Step 6: Final answer
    x = 66,755.08

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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.