Home / 89,009.27-122,833.49-48,723.38

Finding the Fourth Proportional to 89,009.27, 122,833.49 and 48,723.38

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Solution

The fourth proportional to 89,009.27, 122,833.49 and 48,723.38 is: 67,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,009.27 : 122,833.49 = 48,723.38 : x
  2. Step 2: Convert to fraction form
    89,009.27/122,833.49 = 48,723.38/x
  3. Step 3: Cross multiply
    89,009.27x = 122,833.49 × 48,723.38
  4. Step 4: Simplify right side
    89,009.27x = 5,984,862,810.00
  5. Step 5: Solve for x
    x = 5,984,862,810.00/89,009.27
  6. Step 6: Final answer
    x = 67,238.65

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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.