Home / 75,233.85-103,819.59-45,001.31

Finding the Fourth Proportional to 75,233.85, 103,819.59 and 45,001.31

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Solution

The fourth proportional to 75,233.85, 103,819.59 and 45,001.31 is: 62,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,233.85 : 103,819.59 = 45,001.31 : x
  2. Step 2: Convert to fraction form
    75,233.85/103,819.59 = 45,001.31/x
  3. Step 3: Cross multiply
    75,233.85x = 103,819.59 × 45,001.31
  4. Step 4: Simplify right side
    75,233.85x = 4,672,017,034.56
  5. Step 5: Solve for x
    x = 4,672,017,034.56/75,233.85
  6. Step 6: Final answer
    x = 62,099.94

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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.