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Finding the Fourth Proportional to 29,483.65, 40,687.50 and 16,054.98

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Solution

The fourth proportional to 29,483.65, 40,687.50 and 16,054.98 is: 22,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,483.65 : 40,687.50 = 16,054.98 : x
  2. Step 2: Convert to fraction form
    29,483.65/40,687.50 = 16,054.98/x
  3. Step 3: Cross multiply
    29,483.65x = 40,687.50 × 16,054.98
  4. Step 4: Simplify right side
    29,483.65x = 653,236,998.75
  5. Step 5: Solve for x
    x = 653,236,998.75/29,483.65
  6. Step 6: Final answer
    x = 22,155.91

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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.