Home / 69,106.61-95,367.80-38,480.14

Finding the Fourth Proportional to 69,106.61, 95,367.80 and 38,480.14

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Solution

The fourth proportional to 69,106.61, 95,367.80 and 38,480.14 is: 53,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,106.61 : 95,367.80 = 38,480.14 : x
  2. Step 2: Convert to fraction form
    69,106.61/95,367.80 = 38,480.14/x
  3. Step 3: Cross multiply
    69,106.61x = 95,367.80 × 38,480.14
  4. Step 4: Simplify right side
    69,106.61x = 3,669,766,153.27
  5. Step 5: Solve for x
    x = 3,669,766,153.27/69,106.61
  6. Step 6: Final answer
    x = 53,102.97

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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.