Home / 89,603.27-123,651.56-49,316.16

Finding the Fourth Proportional to 89,603.27, 123,651.56 and 49,316.16

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Solution

The fourth proportional to 89,603.27, 123,651.56 and 49,316.16 is: 68,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,603.27 : 123,651.56 = 49,316.16 : x
  2. Step 2: Convert to fraction form
    89,603.27/123,651.56 = 49,316.16/x
  3. Step 3: Cross multiply
    89,603.27x = 123,651.56 × 49,316.16
  4. Step 4: Simplify right side
    89,603.27x = 6,098,020,704.19
  5. Step 5: Solve for x
    x = 6,098,020,704.19/89,603.27
  6. Step 6: Final answer
    x = 68,055.78

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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.