Home / 112,566.24-155,273.68-74,326.12

Finding the Fourth Proportional to 112,566.24, 155,273.68 and 74,326.12

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Solution

The fourth proportional to 112,566.24, 155,273.68 and 74,326.12 is: 102,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,566.24 : 155,273.68 = 74,326.12 : x
  2. Step 2: Convert to fraction form
    112,566.24/155,273.68 = 74,326.12/x
  3. Step 3: Cross multiply
    112,566.24x = 155,273.68 × 74,326.12
  4. Step 4: Simplify right side
    112,566.24x = 11,540,890,172.52
  5. Step 5: Solve for x
    x = 11,540,890,172.52/112,566.24
  6. Step 6: Final answer
    x = 102,525.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.