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Finding the Fourth Proportional to 180,069.59, 270,104.39 and 61,741.95

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Solution

The fourth proportional to 180,069.59, 270,104.39 and 61,741.95 is: 92,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,069.59 : 270,104.39 = 61,741.95 : x
  2. Step 2: Convert to fraction form
    180,069.59/270,104.39 = 61,741.95/x
  3. Step 3: Cross multiply
    180,069.59x = 270,104.39 × 61,741.95
  4. Step 4: Simplify right side
    180,069.59x = 16,676,771,742.16
  5. Step 5: Solve for x
    x = 16,676,771,742.16/180,069.59
  6. Step 6: Final answer
    x = 92,612.93

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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.