Home / 156,830.64-235,049.04-93,697.38

Finding the Fourth Proportional to 156,830.64, 235,049.04 and 93,697.38

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Solution

The fourth proportional to 156,830.64, 235,049.04 and 93,697.38 is: 140,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,830.64 : 235,049.04 = 93,697.38 : x
  2. Step 2: Convert to fraction form
    156,830.64/235,049.04 = 93,697.38/x
  3. Step 3: Cross multiply
    156,830.64x = 235,049.04 × 93,697.38
  4. Step 4: Simplify right side
    156,830.64x = 22,023,479,219.52
  5. Step 5: Solve for x
    x = 22,023,479,219.52/156,830.64
  6. Step 6: Final answer
    x = 140,428.42

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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.