Home / 89,526.38-123,547.43-49,240.80

Finding the Fourth Proportional to 89,526.38, 123,547.43 and 49,240.80

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Solution

The fourth proportional to 89,526.38, 123,547.43 and 49,240.80 is: 67,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,526.38 : 123,547.43 = 49,240.80 : x
  2. Step 2: Convert to fraction form
    89,526.38/123,547.43 = 49,240.80/x
  3. Step 3: Cross multiply
    89,526.38x = 123,547.43 × 49,240.80
  4. Step 4: Simplify right side
    89,526.38x = 6,083,574,414.25
  5. Step 5: Solve for x
    x = 6,083,574,414.25/89,526.38
  6. Step 6: Final answer
    x = 67,952.87

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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.