Home / 69,757.61-96,263.44-39,545.69

Finding the Fourth Proportional to 69,757.61, 96,263.44 and 39,545.69

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Solution

The fourth proportional to 69,757.61, 96,263.44 and 39,545.69 is: 54,571.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,757.61 : 96,263.44 = 39,545.69 : x
  2. Step 2: Convert to fraction form
    69,757.61/96,263.44 = 39,545.69/x
  3. Step 3: Cross multiply
    69,757.61x = 96,263.44 × 39,545.69
  4. Step 4: Simplify right side
    69,757.61x = 3,806,803,576.39
  5. Step 5: Solve for x
    x = 3,806,803,576.39/69,757.61
  6. Step 6: Final answer
    x = 54,571.88

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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.