Home / 89,851.80-123,955.36-52,104.16

Finding the Fourth Proportional to 89,851.80, 123,955.36 and 52,104.16

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Solution

The fourth proportional to 89,851.80, 123,955.36 and 52,104.16 is: 71,880.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,851.80 : 123,955.36 = 52,104.16 : x
  2. Step 2: Convert to fraction form
    89,851.80/123,955.36 = 52,104.16/x
  3. Step 3: Cross multiply
    89,851.80x = 123,955.36 × 52,104.16
  4. Step 4: Simplify right side
    89,851.80x = 6,458,589,910.30
  5. Step 5: Solve for x
    x = 6,458,589,910.30/89,851.80
  6. Step 6: Final answer
    x = 71,880.47

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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.