Home / 173,821.10-260,926.05-162,400.10

Finding the Fourth Proportional to 173,821.10, 260,926.05 and 162,400.10

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Solution

The fourth proportional to 173,821.10, 260,926.05 and 162,400.10 is: 243,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,821.10 : 260,926.05 = 162,400.10 : x
  2. Step 2: Convert to fraction form
    173,821.10/260,926.05 = 162,400.10/x
  3. Step 3: Cross multiply
    173,821.10x = 260,926.05 × 162,400.10
  4. Step 4: Simplify right side
    173,821.10x = 42,374,416,612.61
  5. Step 5: Solve for x
    x = 42,374,416,612.61/173,821.10
  6. Step 6: Final answer
    x = 243,781.78

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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.