Home / 89,812.24-123,938.02-49,526.75

Finding the Fourth Proportional to 89,812.24, 123,938.02 and 49,526.75

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Solution

The fourth proportional to 89,812.24, 123,938.02 and 49,526.75 is: 68,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,812.24 : 123,938.02 = 49,526.75 : x
  2. Step 2: Convert to fraction form
    89,812.24/123,938.02 = 49,526.75/x
  3. Step 3: Cross multiply
    89,812.24x = 123,938.02 × 49,526.75
  4. Step 4: Simplify right side
    89,812.24x = 6,138,247,332.04
  5. Step 5: Solve for x
    x = 6,138,247,332.04/89,812.24
  6. Step 6: Final answer
    x = 68,345.33

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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.