Home / 89,439.44-123,480.52-59,250.48

Finding the Fourth Proportional to 89,439.44, 123,480.52 and 59,250.48

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Solution

The fourth proportional to 89,439.44, 123,480.52 and 59,250.48 is: 81,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,439.44 : 123,480.52 = 59,250.48 : x
  2. Step 2: Convert to fraction form
    89,439.44/123,480.52 = 59,250.48/x
  3. Step 3: Cross multiply
    89,439.44x = 123,480.52 × 59,250.48
  4. Step 4: Simplify right side
    89,439.44x = 7,316,280,080.65
  5. Step 5: Solve for x
    x = 7,316,280,080.65/89,439.44
  6. Step 6: Final answer
    x = 81,801.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.