Home / 132,825.92-183,294.41-72,395.28

Finding the Fourth Proportional to 132,825.92, 183,294.41 and 72,395.28

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Solution

The fourth proportional to 132,825.92, 183,294.41 and 72,395.28 is: 99,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,825.92 : 183,294.41 = 72,395.28 : x
  2. Step 2: Convert to fraction form
    132,825.92/183,294.41 = 72,395.28/x
  3. Step 3: Cross multiply
    132,825.92x = 183,294.41 × 72,395.28
  4. Step 4: Simplify right side
    132,825.92x = 13,269,649,772.41
  5. Step 5: Solve for x
    x = 13,269,649,772.41/132,825.92
  6. Step 6: Final answer
    x = 99,902.57

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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.