Home / 42,678.70-58,863.30-27,366.71

Finding the Fourth Proportional to 42,678.70, 58,863.30 and 27,366.71

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Solution

The fourth proportional to 42,678.70, 58,863.30 and 27,366.71 is: 37,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,678.70 : 58,863.30 = 27,366.71 : x
  2. Step 2: Convert to fraction form
    42,678.70/58,863.30 = 27,366.71/x
  3. Step 3: Cross multiply
    42,678.70x = 58,863.30 × 27,366.71
  4. Step 4: Simplify right side
    42,678.70x = 1,610,894,463.80
  5. Step 5: Solve for x
    x = 1,610,894,463.80/42,678.70
  6. Step 6: Final answer
    x = 37,744.70

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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.