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Finding the Fourth Proportional to 40,600.07, 60,892.90 and 11,020.20

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Solution

The fourth proportional to 40,600.07, 60,892.90 and 11,020.20 is: 16,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,600.07 : 60,892.90 = 11,020.20 : x
  2. Step 2: Convert to fraction form
    40,600.07/60,892.90 = 11,020.20/x
  3. Step 3: Cross multiply
    40,600.07x = 60,892.90 × 11,020.20
  4. Step 4: Simplify right side
    40,600.07x = 671,051,936.58
  5. Step 5: Solve for x
    x = 671,051,936.58/40,600.07
  6. Step 6: Final answer
    x = 16,528.34

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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.