Home / 89,232.11-123,150.60-53,422.10

Finding the Fourth Proportional to 89,232.11, 123,150.60 and 53,422.10

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Solution

The fourth proportional to 89,232.11, 123,150.60 and 53,422.10 is: 73,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,232.11 : 123,150.60 = 53,422.10 : x
  2. Step 2: Convert to fraction form
    89,232.11/123,150.60 = 53,422.10/x
  3. Step 3: Cross multiply
    89,232.11x = 123,150.60 × 53,422.10
  4. Step 4: Simplify right side
    89,232.11x = 6,578,963,668.26
  5. Step 5: Solve for x
    x = 6,578,963,668.26/89,232.11
  6. Step 6: Final answer
    x = 73,728.66

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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.