Home / 89,553.34-123,585.84-49,268.20

Finding the Fourth Proportional to 89,553.34, 123,585.84 and 49,268.20

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Solution

The fourth proportional to 89,553.34, 123,585.84 and 49,268.20 is: 67,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,553.34 : 123,585.84 = 49,268.20 : x
  2. Step 2: Convert to fraction form
    89,553.34/123,585.84 = 49,268.20/x
  3. Step 3: Cross multiply
    89,553.34x = 123,585.84 × 49,268.20
  4. Step 4: Simplify right side
    89,553.34x = 6,088,851,882.29
  5. Step 5: Solve for x
    x = 6,088,851,882.29/89,553.34
  6. Step 6: Final answer
    x = 67,991.34

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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.