Home / 42,043.17-58,023.68-31,414.35

Finding the Fourth Proportional to 42,043.17, 58,023.68 and 31,414.35

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Solution

The fourth proportional to 42,043.17, 58,023.68 and 31,414.35 is: 43,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,043.17 : 58,023.68 = 31,414.35 : x
  2. Step 2: Convert to fraction form
    42,043.17/58,023.68 = 31,414.35/x
  3. Step 3: Cross multiply
    42,043.17x = 58,023.68 × 31,414.35
  4. Step 4: Simplify right side
    42,043.17x = 1,822,776,034.74
  5. Step 5: Solve for x
    x = 1,822,776,034.74/42,043.17
  6. Step 6: Final answer
    x = 43,354.87

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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.