Home / 42,114.28-58,048.47-29,853.79

Finding the Fourth Proportional to 42,114.28, 58,048.47 and 29,853.79

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Solution

The fourth proportional to 42,114.28, 58,048.47 and 29,853.79 is: 41,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,114.28 : 58,048.47 = 29,853.79 : x
  2. Step 2: Convert to fraction form
    42,114.28/58,048.47 = 29,853.79/x
  3. Step 3: Cross multiply
    42,114.28x = 58,048.47 × 29,853.79
  4. Step 4: Simplify right side
    42,114.28x = 1,732,966,833.20
  5. Step 5: Solve for x
    x = 1,732,966,833.20/42,114.28
  6. Step 6: Final answer
    x = 41,149.15

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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.