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Finding the Fourth Proportional to 29,497.54, 40,706.40 and 16,068.80

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Solution

The fourth proportional to 29,497.54, 40,706.40 and 16,068.80 is: 22,174.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,497.54 : 40,706.40 = 16,068.80 : x
  2. Step 2: Convert to fraction form
    29,497.54/40,706.40 = 16,068.80/x
  3. Step 3: Cross multiply
    29,497.54x = 40,706.40 × 16,068.80
  4. Step 4: Simplify right side
    29,497.54x = 654,103,017.73
  5. Step 5: Solve for x
    x = 654,103,017.73/29,497.54
  6. Step 6: Final answer
    x = 22,174.84

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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.