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Finding the Fourth Proportional to 144,677.98, 217,051.15 and 60,391.30

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Solution

The fourth proportional to 144,677.98, 217,051.15 and 60,391.30 is: 90,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,677.98 : 217,051.15 = 60,391.30 : x
  2. Step 2: Convert to fraction form
    144,677.98/217,051.15 = 60,391.30/x
  3. Step 3: Cross multiply
    144,677.98x = 217,051.15 × 60,391.30
  4. Step 4: Simplify right side
    144,677.98x = 13,108,001,115.00
  5. Step 5: Solve for x
    x = 13,108,001,115.00/144,677.98
  6. Step 6: Final answer
    x = 90,601.22

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1.5x scale

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.