Home / 75,216.06-103,770.68-45,002.24

Finding the Fourth Proportional to 75,216.06, 103,770.68 and 45,002.24

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Solution

The fourth proportional to 75,216.06, 103,770.68 and 45,002.24 is: 62,086.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,216.06 : 103,770.68 = 45,002.24 : x
  2. Step 2: Convert to fraction form
    75,216.06/103,770.68 = 45,002.24/x
  3. Step 3: Cross multiply
    75,216.06x = 103,770.68 × 45,002.24
  4. Step 4: Simplify right side
    75,216.06x = 4,669,913,046.32
  5. Step 5: Solve for x
    x = 4,669,913,046.32/75,216.06
  6. Step 6: Final answer
    x = 62,086.65

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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.