Home / 156,153.17-234,231.66-54,954.23

Finding the Fourth Proportional to 156,153.17, 234,231.66 and 54,954.23

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Solution

The fourth proportional to 156,153.17, 234,231.66 and 54,954.23 is: 82,432.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,153.17 : 234,231.66 = 54,954.23 : x
  2. Step 2: Convert to fraction form
    156,153.17/234,231.66 = 54,954.23/x
  3. Step 3: Cross multiply
    156,153.17x = 234,231.66 × 54,954.23
  4. Step 4: Simplify right side
    156,153.17x = 12,872,020,516.92
  5. Step 5: Solve for x
    x = 12,872,020,516.92/156,153.17
  6. Step 6: Final answer
    x = 82,432.02

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1.5x scale

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.