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Finding the Fourth Proportional to 29,051.96, 40,095.06 and 16,479

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Solution

The fourth proportional to 29,051.96, 40,095.06 and 16,479 is: 22,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,051.96 : 40,095.06 = 16,479 : x
  2. Step 2: Convert to fraction form
    29,051.96/40,095.06 = 16,479/x
  3. Step 3: Cross multiply
    29,051.96x = 40,095.06 × 16,479
  4. Step 4: Simplify right side
    29,051.96x = 660,726,493.74
  5. Step 5: Solve for x
    x = 660,726,493.74/29,051.96
  6. Step 6: Final answer
    x = 22,742.92

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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.