Home / 136,531.50-204,831.82-38,035.50

Finding the Fourth Proportional to 136,531.50, 204,831.82 and 38,035.50

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Solution

The fourth proportional to 136,531.50, 204,831.82 and 38,035.50 is: 57,062.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,531.50 : 204,831.82 = 38,035.50 : x
  2. Step 2: Convert to fraction form
    136,531.50/204,831.82 = 38,035.50/x
  3. Step 3: Cross multiply
    136,531.50x = 204,831.82 × 38,035.50
  4. Step 4: Simplify right side
    136,531.50x = 7,790,880,689.61
  5. Step 5: Solve for x
    x = 7,790,880,689.61/136,531.50
  6. Step 6: Final answer
    x = 57,062.88

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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.