Home / 70,514.45-97,306.72-38,682.66

Finding the Fourth Proportional to 70,514.45, 97,306.72 and 38,682.66

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Solution

The fourth proportional to 70,514.45, 97,306.72 and 38,682.66 is: 53,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,514.45 : 97,306.72 = 38,682.66 : x
  2. Step 2: Convert to fraction form
    70,514.45/97,306.72 = 38,682.66/x
  3. Step 3: Cross multiply
    70,514.45x = 97,306.72 × 38,682.66
  4. Step 4: Simplify right side
    70,514.45x = 3,764,083,033.67
  5. Step 5: Solve for x
    x = 3,764,083,033.67/70,514.45
  6. Step 6: Final answer
    x = 53,380.31

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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.