Home / 156,529.62-234,614.43-67,693.86

Finding the Fourth Proportional to 156,529.62, 234,614.43 and 67,693.86

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Solution

The fourth proportional to 156,529.62, 234,614.43 and 67,693.86 is: 101,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,529.62 : 234,614.43 = 67,693.86 : x
  2. Step 2: Convert to fraction form
    156,529.62/234,614.43 = 67,693.86/x
  3. Step 3: Cross multiply
    156,529.62x = 234,614.43 × 67,693.86
  4. Step 4: Simplify right side
    156,529.62x = 15,881,956,378.40
  5. Step 5: Solve for x
    x = 15,881,956,378.40/156,529.62
  6. Step 6: Final answer
    x = 101,462.95

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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.