Home / 199,532.92-275,402.56-114,699.20

Finding the Fourth Proportional to 199,532.92, 275,402.56 and 114,699.20

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Solution

The fourth proportional to 199,532.92, 275,402.56 and 114,699.20 is: 158,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,532.92 : 275,402.56 = 114,699.20 : x
  2. Step 2: Convert to fraction form
    199,532.92/275,402.56 = 114,699.20/x
  3. Step 3: Cross multiply
    199,532.92x = 275,402.56 × 114,699.20
  4. Step 4: Simplify right side
    199,532.92x = 31,588,453,309.95
  5. Step 5: Solve for x
    x = 31,588,453,309.95/199,532.92
  6. Step 6: Final answer
    x = 158,311.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.