Home / 89,536.80-123,558.75-49,249.71

Finding the Fourth Proportional to 89,536.80, 123,558.75 and 49,249.71

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Solution

The fourth proportional to 89,536.80, 123,558.75 and 49,249.71 is: 67,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,536.80 : 123,558.75 = 49,249.71 : x
  2. Step 2: Convert to fraction form
    89,536.80/123,558.75 = 49,249.71/x
  3. Step 3: Cross multiply
    89,536.80x = 123,558.75 × 49,249.71
  4. Step 4: Simplify right side
    89,536.80x = 6,085,232,605.46
  5. Step 5: Solve for x
    x = 6,085,232,605.46/89,536.80
  6. Step 6: Final answer
    x = 67,963.48

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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.