Home / 107,123.46-160,695.84-39,673.55

Finding the Fourth Proportional to 107,123.46, 160,695.84 and 39,673.55

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Solution

The fourth proportional to 107,123.46, 160,695.84 and 39,673.55 is: 59,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,123.46 : 160,695.84 = 39,673.55 : x
  2. Step 2: Convert to fraction form
    107,123.46/160,695.84 = 39,673.55/x
  3. Step 3: Cross multiply
    107,123.46x = 160,695.84 × 39,673.55
  4. Step 4: Simplify right side
    107,123.46x = 6,375,373,639.55
  5. Step 5: Solve for x
    x = 6,375,373,639.55/107,123.46
  6. Step 6: Final answer
    x = 59,514.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.