Home / 89,516.18-123,535.53-49,233.06

Finding the Fourth Proportional to 89,516.18, 123,535.53 and 49,233.06

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Solution

The fourth proportional to 89,516.18, 123,535.53 and 49,233.06 is: 67,943.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,516.18 : 123,535.53 = 49,233.06 : x
  2. Step 2: Convert to fraction form
    89,516.18/123,535.53 = 49,233.06/x
  3. Step 3: Cross multiply
    89,516.18x = 123,535.53 × 49,233.06
  4. Step 4: Simplify right side
    89,516.18x = 6,082,032,160.62
  5. Step 5: Solve for x
    x = 6,082,032,160.62/89,516.18
  6. Step 6: Final answer
    x = 67,943.38

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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.