Home / 69,847.42-96,389.45-38,016.55

Finding the Fourth Proportional to 69,847.42, 96,389.45 and 38,016.55

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Solution

The fourth proportional to 69,847.42, 96,389.45 and 38,016.55 is: 52,462.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,847.42 : 96,389.45 = 38,016.55 : x
  2. Step 2: Convert to fraction form
    69,847.42/96,389.45 = 38,016.55/x
  3. Step 3: Cross multiply
    69,847.42x = 96,389.45 × 38,016.55
  4. Step 4: Simplify right side
    69,847.42x = 3,664,394,155.31
  5. Step 5: Solve for x
    x = 3,664,394,155.31/69,847.42
  6. Step 6: Final answer
    x = 52,462.84

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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.