Home / 88,099.26-132,148.88-21,538.59

Finding the Fourth Proportional to 88,099.26, 132,148.88 and 21,538.59

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Solution

The fourth proportional to 88,099.26, 132,148.88 and 21,538.59 is: 32,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,099.26 : 132,148.88 = 21,538.59 : x
  2. Step 2: Convert to fraction form
    88,099.26/132,148.88 = 21,538.59/x
  3. Step 3: Cross multiply
    88,099.26x = 132,148.88 × 21,538.59
  4. Step 4: Simplify right side
    88,099.26x = 2,846,300,545.28
  5. Step 5: Solve for x
    x = 2,846,300,545.28/88,099.26
  6. Step 6: Final answer
    x = 32,307.88

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1.5x scale

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.