Home / 54,073.12-74,608.12-32,851.12

Finding the Fourth Proportional to 54,073.12, 74,608.12 and 32,851.12

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Solution

The fourth proportional to 54,073.12, 74,608.12 and 32,851.12 is: 45,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,073.12 : 74,608.12 = 32,851.12 : x
  2. Step 2: Convert to fraction form
    54,073.12/74,608.12 = 32,851.12/x
  3. Step 3: Cross multiply
    54,073.12x = 74,608.12 × 32,851.12
  4. Step 4: Simplify right side
    54,073.12x = 2,450,960,303.09
  5. Step 5: Solve for x
    x = 2,450,960,303.09/54,073.12
  6. Step 6: Final answer
    x = 45,326.78

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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.