Home / 109,767.83-151,482.56-62,020.08

Finding the Fourth Proportional to 109,767.83, 151,482.56 and 62,020.08

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Solution

The fourth proportional to 109,767.83, 151,482.56 and 62,020.08 is: 85,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,767.83 : 151,482.56 = 62,020.08 : x
  2. Step 2: Convert to fraction form
    109,767.83/151,482.56 = 62,020.08/x
  3. Step 3: Cross multiply
    109,767.83x = 151,482.56 × 62,020.08
  4. Step 4: Simplify right side
    109,767.83x = 9,394,960,179.70
  5. Step 5: Solve for x
    x = 9,394,960,179.70/109,767.83
  6. Step 6: Final answer
    x = 85,589.38

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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.