Home / 77,217.06-115,900.50-37,264.16

Finding the Fourth Proportional to 77,217.06, 115,900.50 and 37,264.16

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Solution

The fourth proportional to 77,217.06, 115,900.50 and 37,264.16 is: 55,932.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,217.06 : 115,900.50 = 37,264.16 : x
  2. Step 2: Convert to fraction form
    77,217.06/115,900.50 = 37,264.16/x
  3. Step 3: Cross multiply
    77,217.06x = 115,900.50 × 37,264.16
  4. Step 4: Simplify right side
    77,217.06x = 4,318,934,891.16
  5. Step 5: Solve for x
    x = 4,318,934,891.16/77,217.06
  6. Step 6: Final answer
    x = 55,932.39

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1.5x scale

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.