Home / 69,915.71-96,483.19-38,084.61

Finding the Fourth Proportional to 69,915.71, 96,483.19 and 38,084.61

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Solution

The fourth proportional to 69,915.71, 96,483.19 and 38,084.61 is: 52,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,915.71 : 96,483.19 = 38,084.61 : x
  2. Step 2: Convert to fraction form
    69,915.71/96,483.19 = 38,084.61/x
  3. Step 3: Cross multiply
    69,915.71x = 96,483.19 × 38,084.61
  4. Step 4: Simplify right side
    69,915.71x = 3,674,524,472.28
  5. Step 5: Solve for x
    x = 3,674,524,472.28/69,915.71
  6. Step 6: Final answer
    x = 52,556.49

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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.