Home / 69,950.78-96,532.20-38,119.68

Finding the Fourth Proportional to 69,950.78, 96,532.20 and 38,119.68

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Solution

The fourth proportional to 69,950.78, 96,532.20 and 38,119.68 is: 52,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,950.78 : 96,532.20 = 38,119.68 : x
  2. Step 2: Convert to fraction form
    69,950.78/96,532.20 = 38,119.68/x
  3. Step 3: Cross multiply
    69,950.78x = 96,532.20 × 38,119.68
  4. Step 4: Simplify right side
    69,950.78x = 3,679,776,573.70
  5. Step 5: Solve for x
    x = 3,679,776,573.70/69,950.78
  6. Step 6: Final answer
    x = 52,605.23

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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.