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Finding the Fourth Proportional to 32,903, 45,407.24 and 17,999

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Solution

The fourth proportional to 32,903, 45,407.24 and 17,999 is: 24,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,903 : 45,407.24 = 17,999 : x
  2. Step 2: Convert to fraction form
    32,903/45,407.24 = 17,999/x
  3. Step 3: Cross multiply
    32,903x = 45,407.24 × 17,999
  4. Step 4: Simplify right side
    32,903x = 817,284,912.76
  5. Step 5: Solve for x
    x = 817,284,912.76/32,903
  6. Step 6: Final answer
    x = 24,839.22

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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.