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Finding the Fourth Proportional to 173,191.68, 238,999.68 and 97,747.20

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Solution

The fourth proportional to 173,191.68, 238,999.68 and 97,747.20 is: 134,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,191.68 : 238,999.68 = 97,747.20 : x
  2. Step 2: Convert to fraction form
    173,191.68/238,999.68 = 97,747.20/x
  3. Step 3: Cross multiply
    173,191.68x = 238,999.68 × 97,747.20
  4. Step 4: Simplify right side
    173,191.68x = 23,361,549,520.90
  5. Step 5: Solve for x
    x = 23,361,549,520.90/173,191.68
  6. Step 6: Final answer
    x = 134,888.41

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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.