Home / 69,705.29-104,499.15-30,232.67

Finding the Fourth Proportional to 69,705.29, 104,499.15 and 30,232.67

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Solution

The fourth proportional to 69,705.29, 104,499.15 and 30,232.67 is: 45,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,705.29 : 104,499.15 = 30,232.67 : x
  2. Step 2: Convert to fraction form
    69,705.29/104,499.15 = 30,232.67/x
  3. Step 3: Cross multiply
    69,705.29x = 104,499.15 × 30,232.67
  4. Step 4: Simplify right side
    69,705.29x = 3,159,288,317.23
  5. Step 5: Solve for x
    x = 3,159,288,317.23/69,705.29
  6. Step 6: Final answer
    x = 45,323.51

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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.