Home / 204,403.70-282,397.04-156,174.42

Finding the Fourth Proportional to 204,403.70, 282,397.04 and 156,174.42

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Solution

The fourth proportional to 204,403.70, 282,397.04 and 156,174.42 is: 215,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,403.70 : 282,397.04 = 156,174.42 : x
  2. Step 2: Convert to fraction form
    204,403.70/282,397.04 = 156,174.42/x
  3. Step 3: Cross multiply
    204,403.70x = 282,397.04 × 156,174.42
  4. Step 4: Simplify right side
    204,403.70x = 44,103,194,322.15
  5. Step 5: Solve for x
    x = 44,103,194,322.15/204,403.70
  6. Step 6: Final answer
    x = 215,765.15

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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.