Home / 54,230.11-74,838.33-31,247.25

Finding the Fourth Proportional to 54,230.11, 74,838.33 and 31,247.25

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Solution

The fourth proportional to 54,230.11, 74,838.33 and 31,247.25 is: 43,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,230.11 : 74,838.33 = 31,247.25 : x
  2. Step 2: Convert to fraction form
    54,230.11/74,838.33 = 31,247.25/x
  3. Step 3: Cross multiply
    54,230.11x = 74,838.33 × 31,247.25
  4. Step 4: Simplify right side
    54,230.11x = 2,338,492,147.41
  5. Step 5: Solve for x
    x = 2,338,492,147.41/54,230.11
  6. Step 6: Final answer
    x = 43,121.66

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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.