Home / 113,766.41-157,028.88-66,035.14

Finding the Fourth Proportional to 113,766.41, 157,028.88 and 66,035.14

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Solution

The fourth proportional to 113,766.41, 157,028.88 and 66,035.14 is: 91,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,766.41 : 157,028.88 = 66,035.14 : x
  2. Step 2: Convert to fraction form
    113,766.41/157,028.88 = 66,035.14/x
  3. Step 3: Cross multiply
    113,766.41x = 157,028.88 × 66,035.14
  4. Step 4: Simplify right side
    113,766.41x = 10,369,422,959.52
  5. Step 5: Solve for x
    x = 10,369,422,959.52/113,766.41
  6. Step 6: Final answer
    x = 91,146.61

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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.