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Finding the Fourth Proportional to 29,496.60, 40,706.04 and 16,068.57

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Solution

The fourth proportional to 29,496.60, 40,706.04 and 16,068.57 is: 22,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,496.60 : 40,706.04 = 16,068.57 : x
  2. Step 2: Convert to fraction form
    29,496.60/40,706.04 = 16,068.57/x
  3. Step 3: Cross multiply
    29,496.60x = 40,706.04 × 16,068.57
  4. Step 4: Simplify right side
    29,496.60x = 654,087,853.16
  5. Step 5: Solve for x
    x = 654,087,853.16/29,496.60
  6. Step 6: Final answer
    x = 22,175.03

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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.