Home / 144,044.80-215,556.90-125,528.20

Finding the Fourth Proportional to 144,044.80, 215,556.90 and 125,528.20

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Solution

The fourth proportional to 144,044.80, 215,556.90 and 125,528.20 is: 187,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,044.80 : 215,556.90 = 125,528.20 : x
  2. Step 2: Convert to fraction form
    144,044.80/215,556.90 = 125,528.20/x
  3. Step 3: Cross multiply
    144,044.80x = 215,556.90 × 125,528.20
  4. Step 4: Simplify right side
    144,044.80x = 27,058,469,654.58
  5. Step 5: Solve for x
    x = 27,058,469,654.58/144,044.80
  6. Step 6: Final answer
    x = 187,847.60

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1.5x scale

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.