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Finding the Fourth Proportional to 80,303.07, 110,821.78 and 44,493.07

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Solution

The fourth proportional to 80,303.07, 110,821.78 and 44,493.07 is: 61,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,303.07 : 110,821.78 = 44,493.07 : x
  2. Step 2: Convert to fraction form
    80,303.07/110,821.78 = 44,493.07/x
  3. Step 3: Cross multiply
    80,303.07x = 110,821.78 × 44,493.07
  4. Step 4: Simplify right side
    80,303.07x = 4,930,801,215.06
  5. Step 5: Solve for x
    x = 4,930,801,215.06/80,303.07
  6. Step 6: Final answer
    x = 61,402.40

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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.