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Finding the Fourth Proportional to 110,770.80, 152,861.73 and 63,023.10

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Solution

The fourth proportional to 110,770.80, 152,861.73 and 63,023.10 is: 86,970.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,770.80 : 152,861.73 = 63,023.10 : x
  2. Step 2: Convert to fraction form
    110,770.80/152,861.73 = 63,023.10/x
  3. Step 3: Cross multiply
    110,770.80x = 152,861.73 × 63,023.10
  4. Step 4: Simplify right side
    110,770.80x = 9,633,820,095.96
  5. Step 5: Solve for x
    x = 9,633,820,095.96/110,770.80
  6. Step 6: Final answer
    x = 86,970.75

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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.