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Finding the Fourth Proportional to 173,711.86, 239,702.22 and 97,235.24

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Solution

The fourth proportional to 173,711.86, 239,702.22 and 97,235.24 is: 134,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,711.86 : 239,702.22 = 97,235.24 : x
  2. Step 2: Convert to fraction form
    173,711.86/239,702.22 = 97,235.24/x
  3. Step 3: Cross multiply
    173,711.86x = 239,702.22 × 97,235.24
  4. Step 4: Simplify right side
    173,711.86x = 23,307,501,691.72
  5. Step 5: Solve for x
    x = 23,307,501,691.72/173,711.86
  6. Step 6: Final answer
    x = 134,173.35

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1.5x scale

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.