Home / 42,282.28-58,349.94-23,419.78

Finding the Fourth Proportional to 42,282.28, 58,349.94 and 23,419.78

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Solution

The fourth proportional to 42,282.28, 58,349.94 and 23,419.78 is: 32,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,282.28 : 58,349.94 = 23,419.78 : x
  2. Step 2: Convert to fraction form
    42,282.28/58,349.94 = 23,419.78/x
  3. Step 3: Cross multiply
    42,282.28x = 58,349.94 × 23,419.78
  4. Step 4: Simplify right side
    42,282.28x = 1,366,542,757.81
  5. Step 5: Solve for x
    x = 1,366,542,757.81/42,282.28
  6. Step 6: Final answer
    x = 32,319.51

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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.