Home / 69,638.18-104,385.76-27,501.18

Finding the Fourth Proportional to 69,638.18, 104,385.76 and 27,501.18

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Solution

The fourth proportional to 69,638.18, 104,385.76 and 27,501.18 is: 41,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,638.18 : 104,385.76 = 27,501.18 : x
  2. Step 2: Convert to fraction form
    69,638.18/104,385.76 = 27,501.18/x
  3. Step 3: Cross multiply
    69,638.18x = 104,385.76 × 27,501.18
  4. Step 4: Simplify right side
    69,638.18x = 2,870,731,506.44
  5. Step 5: Solve for x
    x = 2,870,731,506.44/69,638.18
  6. Step 6: Final answer
    x = 41,223.53

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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.