Home / 204,225.11-281,838.43-113,587.63

Finding the Fourth Proportional to 204,225.11, 281,838.43 and 113,587.63

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Solution

The fourth proportional to 204,225.11, 281,838.43 and 113,587.63 is: 156,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,225.11 : 281,838.43 = 113,587.63 : x
  2. Step 2: Convert to fraction form
    204,225.11/281,838.43 = 113,587.63/x
  3. Step 3: Cross multiply
    204,225.11x = 281,838.43 × 113,587.63
  4. Step 4: Simplify right side
    204,225.11x = 32,013,359,374.95
  5. Step 5: Solve for x
    x = 32,013,359,374.95/204,225.11
  6. Step 6: Final answer
    x = 156,755.25

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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.