Home / 235,475.31-353,225.18-77,716.06

Finding the Fourth Proportional to 235,475.31, 353,225.18 and 77,716.06

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Solution

The fourth proportional to 235,475.31, 353,225.18 and 77,716.06 is: 116,578.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,475.31 : 353,225.18 = 77,716.06 : x
  2. Step 2: Convert to fraction form
    235,475.31/353,225.18 = 77,716.06/x
  3. Step 3: Cross multiply
    235,475.31x = 353,225.18 × 77,716.06
  4. Step 4: Simplify right side
    235,475.31x = 27,451,269,282.39
  5. Step 5: Solve for x
    x = 27,451,269,282.39/235,475.31
  6. Step 6: Final answer
    x = 116,578.12

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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.