Home / 98,983.97-136,596.20-55,962.74

Finding the Fourth Proportional to 98,983.97, 136,596.20 and 55,962.74

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Solution

The fourth proportional to 98,983.97, 136,596.20 and 55,962.74 is: 77,227.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,983.97 : 136,596.20 = 55,962.74 : x
  2. Step 2: Convert to fraction form
    98,983.97/136,596.20 = 55,962.74/x
  3. Step 3: Cross multiply
    98,983.97x = 136,596.20 × 55,962.74
  4. Step 4: Simplify right side
    98,983.97x = 7,644,297,687.26
  5. Step 5: Solve for x
    x = 7,644,297,687.26/98,983.97
  6. Step 6: Final answer
    x = 77,227.64

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1.5x scale

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.