Home / 54,272.76-74,894.22-31,612.44

Finding the Fourth Proportional to 54,272.76, 74,894.22 and 31,612.44

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Solution

The fourth proportional to 54,272.76, 74,894.22 and 31,612.44 is: 43,623.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,272.76 : 74,894.22 = 31,612.44 : x
  2. Step 2: Convert to fraction form
    54,272.76/74,894.22 = 31,612.44/x
  3. Step 3: Cross multiply
    54,272.76x = 74,894.22 × 31,612.44
  4. Step 4: Simplify right side
    54,272.76x = 2,367,589,036.10
  5. Step 5: Solve for x
    x = 2,367,589,036.10/54,272.76
  6. Step 6: Final answer
    x = 43,623.89

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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.