Home / 42,532.74-58,567.05-40,039.02

Finding the Fourth Proportional to 42,532.74, 58,567.05 and 40,039.02

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Solution

The fourth proportional to 42,532.74, 58,567.05 and 40,039.02 is: 55,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,532.74 : 58,567.05 = 40,039.02 : x
  2. Step 2: Convert to fraction form
    42,532.74/58,567.05 = 40,039.02/x
  3. Step 3: Cross multiply
    42,532.74x = 58,567.05 × 40,039.02
  4. Step 4: Simplify right side
    42,532.74x = 2,344,967,286.29
  5. Step 5: Solve for x
    x = 2,344,967,286.29/42,532.74
  6. Step 6: Final answer
    x = 55,133.23

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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.