Home / 156,882.62-216,516.44-93,220.47

Finding the Fourth Proportional to 156,882.62, 216,516.44 and 93,220.47

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Solution

The fourth proportional to 156,882.62, 216,516.44 and 93,220.47 is: 128,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,882.62 : 216,516.44 = 93,220.47 : x
  2. Step 2: Convert to fraction form
    156,882.62/216,516.44 = 93,220.47/x
  3. Step 3: Cross multiply
    156,882.62x = 216,516.44 × 93,220.47
  4. Step 4: Simplify right side
    156,882.62x = 20,183,764,532.58
  5. Step 5: Solve for x
    x = 20,183,764,532.58/156,882.62
  6. Step 6: Final answer
    x = 128,655.20

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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.