Home / 89,112.20-133,585.24-44,687.04

Finding the Fourth Proportional to 89,112.20, 133,585.24 and 44,687.04

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Solution

The fourth proportional to 89,112.20, 133,585.24 and 44,687.04 is: 66,988.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,112.20 : 133,585.24 = 44,687.04 : x
  2. Step 2: Convert to fraction form
    89,112.20/133,585.24 = 44,687.04/x
  3. Step 3: Cross multiply
    89,112.20x = 133,585.24 × 44,687.04
  4. Step 4: Simplify right side
    89,112.20x = 5,969,528,963.29
  5. Step 5: Solve for x
    x = 5,969,528,963.29/89,112.20
  6. Step 6: Final answer
    x = 66,988.91

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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.