Home / 199,456.61-275,250.11-114,573.65

Finding the Fourth Proportional to 199,456.61, 275,250.11 and 114,573.65

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Solution

The fourth proportional to 199,456.61, 275,250.11 and 114,573.65 is: 158,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,456.61 : 275,250.11 = 114,573.65 : x
  2. Step 2: Convert to fraction form
    199,456.61/275,250.11 = 114,573.65/x
  3. Step 3: Cross multiply
    199,456.61x = 275,250.11 × 114,573.65
  4. Step 4: Simplify right side
    199,456.61x = 31,536,407,816.48
  5. Step 5: Solve for x
    x = 31,536,407,816.48/199,456.61
  6. Step 6: Final answer
    x = 158,111.62

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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.