Home / 89,544.41-123,569.97-49,255.77

Finding the Fourth Proportional to 89,544.41, 123,569.97 and 49,255.77

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Solution

The fourth proportional to 89,544.41, 123,569.97 and 49,255.77 is: 67,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,544.41 : 123,569.97 = 49,255.77 : x
  2. Step 2: Convert to fraction form
    89,544.41/123,569.97 = 49,255.77/x
  3. Step 3: Cross multiply
    89,544.41x = 123,569.97 × 49,255.77
  4. Step 4: Simplify right side
    89,544.41x = 6,086,534,021.23
  5. Step 5: Solve for x
    x = 6,086,534,021.23/89,544.41
  6. Step 6: Final answer
    x = 67,972.24

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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.