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Finding the Fourth Proportional to 66,959.24, 92,405.14 and 36,742.79

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Solution

The fourth proportional to 66,959.24, 92,405.14 and 36,742.79 is: 50,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,959.24 : 92,405.14 = 36,742.79 : x
  2. Step 2: Convert to fraction form
    66,959.24/92,405.14 = 36,742.79/x
  3. Step 3: Cross multiply
    66,959.24x = 92,405.14 × 36,742.79
  4. Step 4: Simplify right side
    66,959.24x = 3,395,222,793.10
  5. Step 5: Solve for x
    x = 3,395,222,793.10/66,959.24
  6. Step 6: Final answer
    x = 50,705.82

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1.5x scale

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.