Home / 54,319.80-74,951.24-34,955.72

Finding the Fourth Proportional to 54,319.80, 74,951.24 and 34,955.72

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Solution

The fourth proportional to 54,319.80, 74,951.24 and 34,955.72 is: 48,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319.80 : 74,951.24 = 34,955.72 : x
  2. Step 2: Convert to fraction form
    54,319.80/74,951.24 = 34,955.72/x
  3. Step 3: Cross multiply
    54,319.80x = 74,951.24 × 34,955.72
  4. Step 4: Simplify right side
    54,319.80x = 2,619,974,559.09
  5. Step 5: Solve for x
    x = 2,619,974,559.09/54,319.80
  6. Step 6: Final answer
    x = 48,232.40

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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.