Home / 69,337.64-95,680.50-39,130.31

Finding the Fourth Proportional to 69,337.64, 95,680.50 and 39,130.31

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Solution

The fourth proportional to 69,337.64, 95,680.50 and 39,130.31 is: 53,996.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,337.64 : 95,680.50 = 39,130.31 : x
  2. Step 2: Convert to fraction form
    69,337.64/95,680.50 = 39,130.31/x
  3. Step 3: Cross multiply
    69,337.64x = 95,680.50 × 39,130.31
  4. Step 4: Simplify right side
    69,337.64x = 3,744,007,625.96
  5. Step 5: Solve for x
    x = 3,744,007,625.96/69,337.64
  6. Step 6: Final answer
    x = 53,996.76

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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.