Home / 54,956.48-75,840.16-29,806.40

Finding the Fourth Proportional to 54,956.48, 75,840.16 and 29,806.40

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Solution

The fourth proportional to 54,956.48, 75,840.16 and 29,806.40 is: 41,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,956.48 : 75,840.16 = 29,806.40 : x
  2. Step 2: Convert to fraction form
    54,956.48/75,840.16 = 29,806.40/x
  3. Step 3: Cross multiply
    54,956.48x = 75,840.16 × 29,806.40
  4. Step 4: Simplify right side
    54,956.48x = 2,260,522,145.02
  5. Step 5: Solve for x
    x = 2,260,522,145.02/54,956.48
  6. Step 6: Final answer
    x = 41,132.95

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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.