Home / 69,953.13-96,532.88-38,121.39

Finding the Fourth Proportional to 69,953.13, 96,532.88 and 38,121.39

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Solution

The fourth proportional to 69,953.13, 96,532.88 and 38,121.39 is: 52,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,953.13 : 96,532.88 = 38,121.39 : x
  2. Step 2: Convert to fraction form
    69,953.13/96,532.88 = 38,121.39/x
  3. Step 3: Cross multiply
    69,953.13x = 96,532.88 × 38,121.39
  4. Step 4: Simplify right side
    69,953.13x = 3,679,967,375.70
  5. Step 5: Solve for x
    x = 3,679,967,375.70/69,953.13
  6. Step 6: Final answer
    x = 52,606.19

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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.