Home / 199,524.31-275,347.48-156,555.29

Finding the Fourth Proportional to 199,524.31, 275,347.48 and 156,555.29

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Solution

The fourth proportional to 199,524.31, 275,347.48 and 156,555.29 is: 216,049.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,524.31 : 275,347.48 = 156,555.29 : x
  2. Step 2: Convert to fraction form
    199,524.31/275,347.48 = 156,555.29/x
  3. Step 3: Cross multiply
    199,524.31x = 275,347.48 × 156,555.29
  4. Step 4: Simplify right side
    199,524.31x = 43,107,104,582.17
  5. Step 5: Solve for x
    x = 43,107,104,582.17/199,524.31
  6. Step 6: Final answer
    x = 216,049.39

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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.