Home / 69,707.26-104,502.10-30,234.65

Finding the Fourth Proportional to 69,707.26, 104,502.10 and 30,234.65

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Solution

The fourth proportional to 69,707.26, 104,502.10 and 30,234.65 is: 45,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,707.26 : 104,502.10 = 30,234.65 : x
  2. Step 2: Convert to fraction form
    69,707.26/104,502.10 = 30,234.65/x
  3. Step 3: Cross multiply
    69,707.26x = 104,502.10 × 30,234.65
  4. Step 4: Simplify right side
    69,707.26x = 3,159,584,417.77
  5. Step 5: Solve for x
    x = 3,159,584,417.77/69,707.26
  6. Step 6: Final answer
    x = 45,326.48

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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.