Home / 89,433.44-123,391.22-53,610.38

Finding the Fourth Proportional to 89,433.44, 123,391.22 and 53,610.38

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Solution

The fourth proportional to 89,433.44, 123,391.22 and 53,610.38 is: 73,966.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,433.44 : 123,391.22 = 53,610.38 : x
  2. Step 2: Convert to fraction form
    89,433.44/123,391.22 = 53,610.38/x
  3. Step 3: Cross multiply
    89,433.44x = 123,391.22 × 53,610.38
  4. Step 4: Simplify right side
    89,433.44x = 6,615,050,192.86
  5. Step 5: Solve for x
    x = 6,615,050,192.86/89,433.44
  6. Step 6: Final answer
    x = 73,966.18

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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.