Home / 95,053.74-142,612.20-31,880.04

Finding the Fourth Proportional to 95,053.74, 142,612.20 and 31,880.04

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Solution

The fourth proportional to 95,053.74, 142,612.20 and 31,880.04 is: 47,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,053.74 : 142,612.20 = 31,880.04 : x
  2. Step 2: Convert to fraction form
    95,053.74/142,612.20 = 31,880.04/x
  3. Step 3: Cross multiply
    95,053.74x = 142,612.20 × 31,880.04
  4. Step 4: Simplify right side
    95,053.74x = 4,546,482,640.49
  5. Step 5: Solve for x
    x = 4,546,482,640.49/95,053.74
  6. Step 6: Final answer
    x = 47,830.65

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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.