Home / 132,344.52-182,636.22-71,915.64

Finding the Fourth Proportional to 132,344.52, 182,636.22 and 71,915.64

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Solution

The fourth proportional to 132,344.52, 182,636.22 and 71,915.64 is: 99,244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,344.52 : 182,636.22 = 71,915.64 : x
  2. Step 2: Convert to fraction form
    132,344.52/182,636.22 = 71,915.64/x
  3. Step 3: Cross multiply
    132,344.52x = 182,636.22 × 71,915.64
  4. Step 4: Simplify right side
    132,344.52x = 13,134,400,648.48
  5. Step 5: Solve for x
    x = 13,134,400,648.48/132,344.52
  6. Step 6: Final answer
    x = 99,244.01

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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.