Home / 54,767.76-75,579.24-29,617.20

Finding the Fourth Proportional to 54,767.76, 75,579.24 and 29,617.20

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Solution

The fourth proportional to 54,767.76, 75,579.24 and 29,617.20 is: 40,871.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,767.76 : 75,579.24 = 29,617.20 : x
  2. Step 2: Convert to fraction form
    54,767.76/75,579.24 = 29,617.20/x
  3. Step 3: Cross multiply
    54,767.76x = 75,579.24 × 29,617.20
  4. Step 4: Simplify right side
    54,767.76x = 2,238,445,466.93
  5. Step 5: Solve for x
    x = 2,238,445,466.93/54,767.76
  6. Step 6: Final answer
    x = 40,871.59

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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.