Home / 188,375.16-282,577.33-53,436.96

Finding the Fourth Proportional to 188,375.16, 282,577.33 and 53,436.96

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Solution

The fourth proportional to 188,375.16, 282,577.33 and 53,436.96 is: 80,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,375.16 : 282,577.33 = 53,436.96 : x
  2. Step 2: Convert to fraction form
    188,375.16/282,577.33 = 53,436.96/x
  3. Step 3: Cross multiply
    188,375.16x = 282,577.33 × 53,436.96
  4. Step 4: Simplify right side
    188,375.16x = 15,100,073,480.12
  5. Step 5: Solve for x
    x = 15,100,073,480.12/188,375.16
  6. Step 6: Final answer
    x = 80,159.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.