Home / 69,707.50-104,502.46-30,234.88

Finding the Fourth Proportional to 69,707.50, 104,502.46 and 30,234.88

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Solution

The fourth proportional to 69,707.50, 104,502.46 and 30,234.88 is: 45,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,707.50 : 104,502.46 = 30,234.88 : x
  2. Step 2: Convert to fraction form
    69,707.50/104,502.46 = 30,234.88/x
  3. Step 3: Cross multiply
    69,707.50x = 104,502.46 × 30,234.88
  4. Step 4: Simplify right side
    69,707.50x = 3,159,619,337.80
  5. Step 5: Solve for x
    x = 3,159,619,337.80/69,707.50
  6. Step 6: Final answer
    x = 45,326.82

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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.