Home / 83,032.36-124,573.50-38,685.48

Finding the Fourth Proportional to 83,032.36, 124,573.50 and 38,685.48

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Solution

The fourth proportional to 83,032.36, 124,573.50 and 38,685.48 is: 58,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,032.36 : 124,573.50 = 38,685.48 : x
  2. Step 2: Convert to fraction form
    83,032.36/124,573.50 = 38,685.48/x
  3. Step 3: Cross multiply
    83,032.36x = 124,573.50 × 38,685.48
  4. Step 4: Simplify right side
    83,032.36x = 4,819,185,642.78
  5. Step 5: Solve for x
    x = 4,819,185,642.78/83,032.36
  6. Step 6: Final answer
    x = 58,039.85

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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.