Home / 132,344.88-182,637.09-71,915.52

Finding the Fourth Proportional to 132,344.88, 182,637.09 and 71,915.52

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Solution

The fourth proportional to 132,344.88, 182,637.09 and 71,915.52 is: 99,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,344.88 : 182,637.09 = 71,915.52 : x
  2. Step 2: Convert to fraction form
    132,344.88/182,637.09 = 71,915.52/x
  3. Step 3: Cross multiply
    132,344.88x = 182,637.09 × 71,915.52
  4. Step 4: Simplify right side
    132,344.88x = 13,134,441,298.64
  5. Step 5: Solve for x
    x = 13,134,441,298.64/132,344.88
  6. Step 6: Final answer
    x = 99,244.05

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1.5x scale

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.