Home / 124,839.29-187,276.71-40,572.36

Finding the Fourth Proportional to 124,839.29, 187,276.71 and 40,572.36

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Solution

The fourth proportional to 124,839.29, 187,276.71 and 40,572.36 is: 60,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,839.29 : 187,276.71 = 40,572.36 : x
  2. Step 2: Convert to fraction form
    124,839.29/187,276.71 = 40,572.36/x
  3. Step 3: Cross multiply
    124,839.29x = 187,276.71 × 40,572.36
  4. Step 4: Simplify right side
    124,839.29x = 7,598,258,021.66
  5. Step 5: Solve for x
    x = 7,598,258,021.66/124,839.29
  6. Step 6: Final answer
    x = 60,864.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.