Home / 54,122.48-74,690.56-30,251.84

Finding the Fourth Proportional to 54,122.48, 74,690.56 and 30,251.84

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Solution

The fourth proportional to 54,122.48, 74,690.56 and 30,251.84 is: 41,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,122.48 : 74,690.56 = 30,251.84 : x
  2. Step 2: Convert to fraction form
    54,122.48/74,690.56 = 30,251.84/x
  3. Step 3: Cross multiply
    54,122.48x = 74,690.56 × 30,251.84
  4. Step 4: Simplify right side
    54,122.48x = 2,259,526,870.63
  5. Step 5: Solve for x
    x = 2,259,526,870.63/54,122.48
  6. Step 6: Final answer
    x = 41,748.40

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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.