Home / 156,529.92-234,390.96-103,774.08

Finding the Fourth Proportional to 156,529.92, 234,390.96 and 103,774.08

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Solution

The fourth proportional to 156,529.92, 234,390.96 and 103,774.08 is: 155,393.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,529.92 : 234,390.96 = 103,774.08 : x
  2. Step 2: Convert to fraction form
    156,529.92/234,390.96 = 103,774.08/x
  3. Step 3: Cross multiply
    156,529.92x = 234,390.96 × 103,774.08
  4. Step 4: Simplify right side
    156,529.92x = 24,323,706,234.32
  5. Step 5: Solve for x
    x = 24,323,706,234.32/156,529.92
  6. Step 6: Final answer
    x = 155,393.33

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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.