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Finding the Fourth Proportional to 73,855.20, 110,802.60 and 29,513.10

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Solution

The fourth proportional to 73,855.20, 110,802.60 and 29,513.10 is: 44,277.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,855.20 : 110,802.60 = 29,513.10 : x
  2. Step 2: Convert to fraction form
    73,855.20/110,802.60 = 29,513.10/x
  3. Step 3: Cross multiply
    73,855.20x = 110,802.60 × 29,513.10
  4. Step 4: Simplify right side
    73,855.20x = 3,270,128,214.06
  5. Step 5: Solve for x
    x = 3,270,128,214.06/73,855.20
  6. Step 6: Final answer
    x = 44,277.56

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1.5x scale

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.