Home / 156,566.28-216,099.90-96,151.32

Finding the Fourth Proportional to 156,566.28, 216,099.90 and 96,151.32

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Solution

The fourth proportional to 156,566.28, 216,099.90 and 96,151.32 is: 132,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,566.28 : 216,099.90 = 96,151.32 : x
  2. Step 2: Convert to fraction form
    156,566.28/216,099.90 = 96,151.32/x
  3. Step 3: Cross multiply
    156,566.28x = 216,099.90 × 96,151.32
  4. Step 4: Simplify right side
    156,566.28x = 20,778,290,636.87
  5. Step 5: Solve for x
    x = 20,778,290,636.87/156,566.28
  6. Step 6: Final answer
    x = 132,712.42

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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.