Home / 42,514.20-58,693.88-28,193.49

Finding the Fourth Proportional to 42,514.20, 58,693.88 and 28,193.49

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Solution

The fourth proportional to 42,514.20, 58,693.88 and 28,193.49 is: 38,923.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,514.20 : 58,693.88 = 28,193.49 : x
  2. Step 2: Convert to fraction form
    42,514.20/58,693.88 = 28,193.49/x
  3. Step 3: Cross multiply
    42,514.20x = 58,693.88 × 28,193.49
  4. Step 4: Simplify right side
    42,514.20x = 1,654,785,389.32
  5. Step 5: Solve for x
    x = 1,654,785,389.32/42,514.20
  6. Step 6: Final answer
    x = 38,923.12

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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.