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Finding the Fourth Proportional to 73,041.80, 109,579.20 and 23,124.92

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Solution

The fourth proportional to 73,041.80, 109,579.20 and 23,124.92 is: 34,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,041.80 : 109,579.20 = 23,124.92 : x
  2. Step 2: Convert to fraction form
    73,041.80/109,579.20 = 23,124.92/x
  3. Step 3: Cross multiply
    73,041.80x = 109,579.20 × 23,124.92
  4. Step 4: Simplify right side
    73,041.80x = 2,534,010,233.66
  5. Step 5: Solve for x
    x = 2,534,010,233.66/73,041.80
  6. Step 6: Final answer
    x = 34,692.60

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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.