Home / 68,527.32-102,720.96-38,882.53

Finding the Fourth Proportional to 68,527.32, 102,720.96 and 38,882.53

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Solution

The fourth proportional to 68,527.32, 102,720.96 and 38,882.53 is: 58,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,527.32 : 102,720.96 = 38,882.53 : x
  2. Step 2: Convert to fraction form
    68,527.32/102,720.96 = 38,882.53/x
  3. Step 3: Cross multiply
    68,527.32x = 102,720.96 × 38,882.53
  4. Step 4: Simplify right side
    68,527.32x = 3,994,050,937.23
  5. Step 5: Solve for x
    x = 3,994,050,937.23/68,527.32
  6. Step 6: Final answer
    x = 58,284.07

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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.