Home / 110,848.08-153,097.68-80,767.92

Finding the Fourth Proportional to 110,848.08, 153,097.68 and 80,767.92

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Solution

The fourth proportional to 110,848.08, 153,097.68 and 80,767.92 is: 111,552.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,848.08 : 153,097.68 = 80,767.92 : x
  2. Step 2: Convert to fraction form
    110,848.08/153,097.68 = 80,767.92/x
  3. Step 3: Cross multiply
    110,848.08x = 153,097.68 × 80,767.92
  4. Step 4: Simplify right side
    110,848.08x = 12,365,381,170.43
  5. Step 5: Solve for x
    x = 12,365,381,170.43/110,848.08
  6. Step 6: Final answer
    x = 111,552.51

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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.