Home / 232,123.48-320,428.38-156,774.04

Finding the Fourth Proportional to 232,123.48, 320,428.38 and 156,774.04

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Solution

The fourth proportional to 232,123.48, 320,428.38 and 156,774.04 is: 216,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,123.48 : 320,428.38 = 156,774.04 : x
  2. Step 2: Convert to fraction form
    232,123.48/320,428.38 = 156,774.04/x
  3. Step 3: Cross multiply
    232,123.48x = 320,428.38 × 156,774.04
  4. Step 4: Simplify right side
    232,123.48x = 50,234,851,663.26
  5. Step 5: Solve for x
    x = 50,234,851,663.26/232,123.48
  6. Step 6: Final answer
    x = 216,414.35

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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.