Home / 173,327.90-260,016.15-68,122.40

Finding the Fourth Proportional to 173,327.90, 260,016.15 and 68,122.40

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Solution

The fourth proportional to 173,327.90, 260,016.15 and 68,122.40 is: 102,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,327.90 : 260,016.15 = 68,122.40 : x
  2. Step 2: Convert to fraction form
    173,327.90/260,016.15 = 68,122.40/x
  3. Step 3: Cross multiply
    173,327.90x = 260,016.15 × 68,122.40
  4. Step 4: Simplify right side
    173,327.90x = 17,712,924,176.76
  5. Step 5: Solve for x
    x = 17,712,924,176.76/173,327.90
  6. Step 6: Final answer
    x = 102,193.15

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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.