Home / 156,399.50-234,008.76-96,956.84

Finding the Fourth Proportional to 156,399.50, 234,008.76 and 96,956.84

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Solution

The fourth proportional to 156,399.50, 234,008.76 and 96,956.84 is: 145,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,399.50 : 234,008.76 = 96,956.84 : x
  2. Step 2: Convert to fraction form
    156,399.50/234,008.76 = 96,956.84/x
  3. Step 3: Cross multiply
    156,399.50x = 234,008.76 × 96,956.84
  4. Step 4: Simplify right side
    156,399.50x = 22,688,749,901.92
  5. Step 5: Solve for x
    x = 22,688,749,901.92/156,399.50
  6. Step 6: Final answer
    x = 145,069.20

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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.