Home / 124,853.42-172,297.72-68,264.79

Finding the Fourth Proportional to 124,853.42, 172,297.72 and 68,264.79

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Solution

The fourth proportional to 124,853.42, 172,297.72 and 68,264.79 is: 94,205.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,853.42 : 172,297.72 = 68,264.79 : x
  2. Step 2: Convert to fraction form
    124,853.42/172,297.72 = 68,264.79/x
  3. Step 3: Cross multiply
    124,853.42x = 172,297.72 × 68,264.79
  4. Step 4: Simplify right side
    124,853.42x = 11,761,867,697.68
  5. Step 5: Solve for x
    x = 11,761,867,697.68/124,853.42
  6. Step 6: Final answer
    x = 94,205.41

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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.