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Finding the Fourth Proportional to 29,482.56, 40,684.62 and 16,053.87

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Solution

The fourth proportional to 29,482.56, 40,684.62 and 16,053.87 is: 22,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,482.56 : 40,684.62 = 16,053.87 : x
  2. Step 2: Convert to fraction form
    29,482.56/40,684.62 = 16,053.87/x
  3. Step 3: Cross multiply
    29,482.56x = 40,684.62 × 16,053.87
  4. Step 4: Simplify right side
    29,482.56x = 653,145,600.48
  5. Step 5: Solve for x
    x = 653,145,600.48/29,482.56
  6. Step 6: Final answer
    x = 22,153.63

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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.