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Finding the Fourth Proportional to 179,758.32, 248,067.84 and 99,188.84

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Solution

The fourth proportional to 179,758.32, 248,067.84 and 99,188.84 is: 136,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,758.32 : 248,067.84 = 99,188.84 : x
  2. Step 2: Convert to fraction form
    179,758.32/248,067.84 = 99,188.84/x
  3. Step 3: Cross multiply
    179,758.32x = 248,067.84 × 99,188.84
  4. Step 4: Simplify right side
    179,758.32x = 24,605,561,290.91
  5. Step 5: Solve for x
    x = 24,605,561,290.91/179,758.32
  6. Step 6: Final answer
    x = 136,881.35

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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.