Home / 232,122.48-320,427-156,773.04

Finding the Fourth Proportional to 232,122.48, 320,427 and 156,773.04

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Solution

The fourth proportional to 232,122.48, 320,427 and 156,773.04 is: 216,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,122.48 : 320,427 = 156,773.04 : x
  2. Step 2: Convert to fraction form
    232,122.48/320,427 = 156,773.04/x
  3. Step 3: Cross multiply
    232,122.48x = 320,427 × 156,773.04
  4. Step 4: Simplify right side
    232,122.48x = 50,234,314,888.08
  5. Step 5: Solve for x
    x = 50,234,314,888.08/232,122.48
  6. Step 6: Final answer
    x = 216,412.97

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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.