Home / 69,707.29-104,502.15-30,234.67

Finding the Fourth Proportional to 69,707.29, 104,502.15 and 30,234.67

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Solution

The fourth proportional to 69,707.29, 104,502.15 and 30,234.67 is: 45,326.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,707.29 : 104,502.15 = 30,234.67 : x
  2. Step 2: Convert to fraction form
    69,707.29/104,502.15 = 30,234.67/x
  3. Step 3: Cross multiply
    69,707.29x = 104,502.15 × 30,234.67
  4. Step 4: Simplify right side
    69,707.29x = 3,159,588,019.54
  5. Step 5: Solve for x
    x = 3,159,588,019.54/69,707.29
  6. Step 6: Final answer
    x = 45,326.51

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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.