Home / 153,306.77-229,960.22-68,968.44

Finding the Fourth Proportional to 153,306.77, 229,960.22 and 68,968.44

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Solution

The fourth proportional to 153,306.77, 229,960.22 and 68,968.44 is: 103,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,306.77 : 229,960.22 = 68,968.44 : x
  2. Step 2: Convert to fraction form
    153,306.77/229,960.22 = 68,968.44/x
  3. Step 3: Cross multiply
    153,306.77x = 229,960.22 × 68,968.44
  4. Step 4: Simplify right side
    153,306.77x = 15,859,997,290.61
  5. Step 5: Solve for x
    x = 15,859,997,290.61/153,306.77
  6. Step 6: Final answer
    x = 103,452.69

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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.