Home / 252,207.12-348,060.68-144,777.36

Finding the Fourth Proportional to 252,207.12, 348,060.68 and 144,777.36

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Solution

The fourth proportional to 252,207.12, 348,060.68 and 144,777.36 is: 199,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,207.12 : 348,060.68 = 144,777.36 : x
  2. Step 2: Convert to fraction form
    252,207.12/348,060.68 = 144,777.36/x
  3. Step 3: Cross multiply
    252,207.12x = 348,060.68 × 144,777.36
  4. Step 4: Simplify right side
    252,207.12x = 50,391,306,370.20
  5. Step 5: Solve for x
    x = 50,391,306,370.20/252,207.12
  6. Step 6: Final answer
    x = 199,801.28

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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.