Home / 311,525.03-467,287.55-98,314.55

Finding the Fourth Proportional to 311,525.03, 467,287.55 and 98,314.55

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Solution

The fourth proportional to 311,525.03, 467,287.55 and 98,314.55 is: 147,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,525.03 : 467,287.55 = 98,314.55 : x
  2. Step 2: Convert to fraction form
    311,525.03/467,287.55 = 98,314.55/x
  3. Step 3: Cross multiply
    311,525.03x = 467,287.55 × 98,314.55
  4. Step 4: Simplify right side
    311,525.03x = 45,941,162,370.84
  5. Step 5: Solve for x
    x = 45,941,162,370.84/311,525.03
  6. Step 6: Final answer
    x = 147,471.82

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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.