Home / 657,150.38-985,726.65-158,514.38

Finding the Fourth Proportional to 657,150.38, 985,726.65 and 158,514.38

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Solution

The fourth proportional to 657,150.38, 985,726.65 and 158,514.38 is: 237,771.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,150.38 : 985,726.65 = 158,514.38 : x
  2. Step 2: Convert to fraction form
    657,150.38/985,726.65 = 158,514.38/x
  3. Step 3: Cross multiply
    657,150.38x = 985,726.65 × 158,514.38
  4. Step 4: Simplify right side
    657,150.38x = 156,251,848,774.23
  5. Step 5: Solve for x
    x = 156,251,848,774.23/657,150.38
  6. Step 6: Final answer
    x = 237,771.83

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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.