Home / 161,542.20-222,908.04-93,558.10

Finding the Fourth Proportional to 161,542.20, 222,908.04 and 93,558.10

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Solution

The fourth proportional to 161,542.20, 222,908.04 and 93,558.10 is: 129,098.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,542.20 : 222,908.04 = 93,558.10 : x
  2. Step 2: Convert to fraction form
    161,542.20/222,908.04 = 93,558.10/x
  3. Step 3: Cross multiply
    161,542.20x = 222,908.04 × 93,558.10
  4. Step 4: Simplify right side
    161,542.20x = 20,854,852,697.12
  5. Step 5: Solve for x
    x = 20,854,852,697.12/161,542.20
  6. Step 6: Final answer
    x = 129,098.48

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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.