Home / 69,476.28-95,869.57-39,261.53

Finding the Fourth Proportional to 69,476.28, 95,869.57 and 39,261.53

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Solution

The fourth proportional to 69,476.28, 95,869.57 and 39,261.53 is: 54,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,476.28 : 95,869.57 = 39,261.53 : x
  2. Step 2: Convert to fraction form
    69,476.28/95,869.57 = 39,261.53/x
  3. Step 3: Cross multiply
    69,476.28x = 95,869.57 × 39,261.53
  4. Step 4: Simplify right side
    69,476.28x = 3,763,985,978.41
  5. Step 5: Solve for x
    x = 3,763,985,978.41/69,476.28
  6. Step 6: Final answer
    x = 54,176.56

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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.