Home / 54,122.56-74,686.32-30,244.56

Finding the Fourth Proportional to 54,122.56, 74,686.32 and 30,244.56

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Solution

The fourth proportional to 54,122.56, 74,686.32 and 30,244.56 is: 41,735.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,122.56 : 74,686.32 = 30,244.56 : x
  2. Step 2: Convert to fraction form
    54,122.56/74,686.32 = 30,244.56/x
  3. Step 3: Cross multiply
    54,122.56x = 74,686.32 × 30,244.56
  4. Step 4: Simplify right side
    54,122.56x = 2,258,854,886.42
  5. Step 5: Solve for x
    x = 2,258,854,886.42/54,122.56
  6. Step 6: Final answer
    x = 41,735.92

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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.