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Finding the Fourth Proportional to 32,974.68, 45,504.90 and 18,070.68

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Solution

The fourth proportional to 32,974.68, 45,504.90 and 18,070.68 is: 24,937.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,974.68 : 45,504.90 = 18,070.68 : x
  2. Step 2: Convert to fraction form
    32,974.68/45,504.90 = 18,070.68/x
  3. Step 3: Cross multiply
    32,974.68x = 45,504.90 × 18,070.68
  4. Step 4: Simplify right side
    32,974.68x = 822,304,486.33
  5. Step 5: Solve for x
    x = 822,304,486.33/32,974.68
  6. Step 6: Final answer
    x = 24,937.45

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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.