Home / 154,284.95-231,382.07-65,537.75

Finding the Fourth Proportional to 154,284.95, 231,382.07 and 65,537.75

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Solution

The fourth proportional to 154,284.95, 231,382.07 and 65,537.75 is: 98,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,284.95 : 231,382.07 = 65,537.75 : x
  2. Step 2: Convert to fraction form
    154,284.95/231,382.07 = 65,537.75/x
  3. Step 3: Cross multiply
    154,284.95x = 231,382.07 × 65,537.75
  4. Step 4: Simplify right side
    154,284.95x = 15,164,259,930.45
  5. Step 5: Solve for x
    x = 15,164,259,930.45/154,284.95
  6. Step 6: Final answer
    x = 98,287.36

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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.