Home / 237,855.12-356,532.93-80,028.78

Finding the Fourth Proportional to 237,855.12, 356,532.93 and 80,028.78

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Solution

The fourth proportional to 237,855.12, 356,532.93 and 80,028.78 is: 119,959.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,855.12 : 356,532.93 = 80,028.78 : x
  2. Step 2: Convert to fraction form
    237,855.12/356,532.93 = 80,028.78/x
  3. Step 3: Cross multiply
    237,855.12x = 356,532.93 × 80,028.78
  4. Step 4: Simplify right side
    237,855.12x = 28,532,895,417.73
  5. Step 5: Solve for x
    x = 28,532,895,417.73/237,855.12
  6. Step 6: Final answer
    x = 119,959.14

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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.