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Finding the Fourth Proportional to 173,027.80, 238,737.48 and 97,561.72

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Solution

The fourth proportional to 173,027.80, 238,737.48 and 97,561.72 is: 134,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,027.80 : 238,737.48 = 97,561.72 : x
  2. Step 2: Convert to fraction form
    173,027.80/238,737.48 = 97,561.72/x
  3. Step 3: Cross multiply
    173,027.80x = 238,737.48 × 97,561.72
  4. Step 4: Simplify right side
    173,027.80x = 23,291,639,177.27
  5. Step 5: Solve for x
    x = 23,291,639,177.27/173,027.80
  6. Step 6: Final answer
    x = 134,612.12

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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.