Home / 173,820.86-260,257.14-131,572.88

Finding the Fourth Proportional to 173,820.86, 260,257.14 and 131,572.88

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Solution

The fourth proportional to 173,820.86, 260,257.14 and 131,572.88 is: 197,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,820.86 : 260,257.14 = 131,572.88 : x
  2. Step 2: Convert to fraction form
    173,820.86/260,257.14 = 131,572.88/x
  3. Step 3: Cross multiply
    173,820.86x = 260,257.14 × 131,572.88
  4. Step 4: Simplify right side
    173,820.86x = 34,242,782,101.01
  5. Step 5: Solve for x
    x = 34,242,782,101.01/173,820.86
  6. Step 6: Final answer
    x = 197,000.42

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1.5x scale

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.