Home / 70,764.24-97,658.72-38,933.92

Finding the Fourth Proportional to 70,764.24, 97,658.72 and 38,933.92

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Solution

The fourth proportional to 70,764.24, 97,658.72 and 38,933.92 is: 53,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,764.24 : 97,658.72 = 38,933.92 : x
  2. Step 2: Convert to fraction form
    70,764.24/97,658.72 = 38,933.92/x
  3. Step 3: Cross multiply
    70,764.24x = 97,658.72 × 38,933.92
  4. Step 4: Simplify right side
    70,764.24x = 3,802,236,791.78
  5. Step 5: Solve for x
    x = 3,802,236,791.78/70,764.24
  6. Step 6: Final answer
    x = 53,731.05

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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.