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Finding the Fourth Proportional to 144,710.96, 199,654.61 and 93,762.90

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Solution

The fourth proportional to 144,710.96, 199,654.61 and 93,762.90 is: 129,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,710.96 : 199,654.61 = 93,762.90 : x
  2. Step 2: Convert to fraction form
    144,710.96/199,654.61 = 93,762.90/x
  3. Step 3: Cross multiply
    144,710.96x = 199,654.61 × 93,762.90
  4. Step 4: Simplify right side
    144,710.96x = 18,720,194,763.15
  5. Step 5: Solve for x
    x = 18,720,194,763.15/144,710.96
  6. Step 6: Final answer
    x = 129,362.66

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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.