Home / 156,607.24-234,834.30-109,245.02

Finding the Fourth Proportional to 156,607.24, 234,834.30 and 109,245.02

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Solution

The fourth proportional to 156,607.24, 234,834.30 and 109,245.02 is: 163,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,607.24 : 234,834.30 = 109,245.02 : x
  2. Step 2: Convert to fraction form
    156,607.24/234,834.30 = 109,245.02/x
  3. Step 3: Cross multiply
    156,607.24x = 234,834.30 × 109,245.02
  4. Step 4: Simplify right side
    156,607.24x = 25,654,477,800.19
  5. Step 5: Solve for x
    x = 25,654,477,800.19/156,607.24
  6. Step 6: Final answer
    x = 163,814.12

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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.