Home / 54,919.32-75,788.76-29,768.88

Finding the Fourth Proportional to 54,919.32, 75,788.76 and 29,768.88

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Solution

The fourth proportional to 54,919.32, 75,788.76 and 29,768.88 is: 41,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,919.32 : 75,788.76 = 29,768.88 : x
  2. Step 2: Convert to fraction form
    54,919.32/75,788.76 = 29,768.88/x
  3. Step 3: Cross multiply
    54,919.32x = 75,788.76 × 29,768.88
  4. Step 4: Simplify right side
    54,919.32x = 2,256,146,501.79
  5. Step 5: Solve for x
    x = 2,256,146,501.79/54,919.32
  6. Step 6: Final answer
    x = 41,081.11

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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.