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Finding the Fourth Proportional to 173,520.68, 239,456.84 and 97,038.90

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Solution

The fourth proportional to 173,520.68, 239,456.84 and 97,038.90 is: 133,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,520.68 : 239,456.84 = 97,038.90 : x
  2. Step 2: Convert to fraction form
    173,520.68/239,456.84 = 97,038.90/x
  3. Step 3: Cross multiply
    173,520.68x = 239,456.84 × 97,038.90
  4. Step 4: Simplify right side
    173,520.68x = 23,236,627,865.88
  5. Step 5: Solve for x
    x = 23,236,627,865.88/173,520.68
  6. Step 6: Final answer
    x = 133,912.73

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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.