Home / 174,006.16-261,010.78-68,825.12

Finding the Fourth Proportional to 174,006.16, 261,010.78 and 68,825.12

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Solution

The fourth proportional to 174,006.16, 261,010.78 and 68,825.12 is: 103,238.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,006.16 : 261,010.78 = 68,825.12 : x
  2. Step 2: Convert to fraction form
    174,006.16/261,010.78 = 68,825.12/x
  3. Step 3: Cross multiply
    174,006.16x = 261,010.78 × 68,825.12
  4. Step 4: Simplify right side
    174,006.16x = 17,964,098,254.79
  5. Step 5: Solve for x
    x = 17,964,098,254.79/174,006.16
  6. Step 6: Final answer
    x = 103,238.29

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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.