Home / 69,707.10-104,501.86-30,234.49

Finding the Fourth Proportional to 69,707.10, 104,501.86 and 30,234.49

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Solution

The fourth proportional to 69,707.10, 104,501.86 and 30,234.49 is: 45,326.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,707.10 : 104,501.86 = 30,234.49 : x
  2. Step 2: Convert to fraction form
    69,707.10/104,501.86 = 30,234.49/x
  3. Step 3: Cross multiply
    69,707.10x = 104,501.86 × 30,234.49
  4. Step 4: Simplify right side
    69,707.10x = 3,159,560,441.15
  5. Step 5: Solve for x
    x = 3,159,560,441.15/69,707.10
  6. Step 6: Final answer
    x = 45,326.24

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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.