Home / 89,810.25-123,937.85-49,524.63

Finding the Fourth Proportional to 89,810.25, 123,937.85 and 49,524.63

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Solution

The fourth proportional to 89,810.25, 123,937.85 and 49,524.63 is: 68,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,810.25 : 123,937.85 = 49,524.63 : x
  2. Step 2: Convert to fraction form
    89,810.25/123,937.85 = 49,524.63/x
  3. Step 3: Cross multiply
    89,810.25x = 123,937.85 × 49,524.63
  4. Step 4: Simplify right side
    89,810.25x = 6,137,975,916.62
  5. Step 5: Solve for x
    x = 6,137,975,916.62/89,810.25
  6. Step 6: Final answer
    x = 68,343.82

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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.