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Finding the Fourth Proportional to 29,074.40, 40,127.04 and 17,750.48

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Solution

The fourth proportional to 29,074.40, 40,127.04 and 17,750.48 is: 24,498.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,074.40 : 40,127.04 = 17,750.48 : x
  2. Step 2: Convert to fraction form
    29,074.40/40,127.04 = 17,750.48/x
  3. Step 3: Cross multiply
    29,074.40x = 40,127.04 × 17,750.48
  4. Step 4: Simplify right side
    29,074.40x = 712,274,220.98
  5. Step 5: Solve for x
    x = 712,274,220.98/29,074.40
  6. Step 6: Final answer
    x = 24,498.33

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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.