Home / 66,543.53-99,814.73-16,623.27

Finding the Fourth Proportional to 66,543.53, 99,814.73 and 16,623.27

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Solution

The fourth proportional to 66,543.53, 99,814.73 and 16,623.27 is: 24,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,543.53 : 99,814.73 = 16,623.27 : x
  2. Step 2: Convert to fraction form
    66,543.53/99,814.73 = 16,623.27/x
  3. Step 3: Cross multiply
    66,543.53x = 99,814.73 × 16,623.27
  4. Step 4: Simplify right side
    66,543.53x = 1,659,247,123.65
  5. Step 5: Solve for x
    x = 1,659,247,123.65/66,543.53
  6. Step 6: Final answer
    x = 24,934.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.