Home / 160,856.32-241,245.60-67,432

Finding the Fourth Proportional to 160,856.32, 241,245.60 and 67,432

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Solution

The fourth proportional to 160,856.32, 241,245.60 and 67,432 is: 101,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,856.32 : 241,245.60 = 67,432 : x
  2. Step 2: Convert to fraction form
    160,856.32/241,245.60 = 67,432/x
  3. Step 3: Cross multiply
    160,856.32x = 241,245.60 × 67,432
  4. Step 4: Simplify right side
    160,856.32x = 16,267,673,299.20
  5. Step 5: Solve for x
    x = 16,267,673,299.20/160,856.32
  6. Step 6: Final answer
    x = 101,131.70

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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.