Home / 69,740.01-96,238.11-39,523.56

Finding the Fourth Proportional to 69,740.01, 96,238.11 and 39,523.56

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Solution

The fourth proportional to 69,740.01, 96,238.11 and 39,523.56 is: 54,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,740.01 : 96,238.11 = 39,523.56 : x
  2. Step 2: Convert to fraction form
    69,740.01/96,238.11 = 39,523.56/x
  3. Step 3: Cross multiply
    69,740.01x = 96,238.11 × 39,523.56
  4. Step 4: Simplify right side
    69,740.01x = 3,803,672,714.87
  5. Step 5: Solve for x
    x = 3,803,672,714.87/69,740.01
  6. Step 6: Final answer
    x = 54,540.75

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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.