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Finding the Fourth Proportional to 182,647.50, 252,035.88 and 114,642.72

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Solution

The fourth proportional to 182,647.50, 252,035.88 and 114,642.72 is: 158,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,647.50 : 252,035.88 = 114,642.72 : x
  2. Step 2: Convert to fraction form
    182,647.50/252,035.88 = 114,642.72/x
  3. Step 3: Cross multiply
    182,647.50x = 252,035.88 × 114,642.72
  4. Step 4: Simplify right side
    182,647.50x = 28,894,078,820.79
  5. Step 5: Solve for x
    x = 28,894,078,820.79/182,647.50
  6. Step 6: Final answer
    x = 158,195.86

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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.