Home / 89,324.27-123,267.71-49,040.63

Finding the Fourth Proportional to 89,324.27, 123,267.71 and 49,040.63

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Solution

The fourth proportional to 89,324.27, 123,267.71 and 49,040.63 is: 67,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,324.27 : 123,267.71 = 49,040.63 : x
  2. Step 2: Convert to fraction form
    89,324.27/123,267.71 = 49,040.63/x
  3. Step 3: Cross multiply
    89,324.27x = 123,267.71 × 49,040.63
  4. Step 4: Simplify right side
    89,324.27x = 6,045,126,157.06
  5. Step 5: Solve for x
    x = 6,045,126,157.06/89,324.27
  6. Step 6: Final answer
    x = 67,676.19

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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.