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Finding the Fourth Proportional to 29,106.66, 40,171.54 and 17,782.70

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Solution

The fourth proportional to 29,106.66, 40,171.54 and 17,782.70 is: 24,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,106.66 : 40,171.54 = 17,782.70 : x
  2. Step 2: Convert to fraction form
    29,106.66/40,171.54 = 17,782.70/x
  3. Step 3: Cross multiply
    29,106.66x = 40,171.54 × 17,782.70
  4. Step 4: Simplify right side
    29,106.66x = 714,358,199.04
  5. Step 5: Solve for x
    x = 714,358,199.04/29,106.66
  6. Step 6: Final answer
    x = 24,542.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.