Home / 66,184.65-99,255.63-21,800.85

Finding the Fourth Proportional to 66,184.65, 99,255.63 and 21,800.85

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Solution

The fourth proportional to 66,184.65, 99,255.63 and 21,800.85 is: 32,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184.65 : 99,255.63 = 21,800.85 : x
  2. Step 2: Convert to fraction form
    66,184.65/99,255.63 = 21,800.85/x
  3. Step 3: Cross multiply
    66,184.65x = 99,255.63 × 21,800.85
  4. Step 4: Simplify right side
    66,184.65x = 2,163,857,101.29
  5. Step 5: Solve for x
    x = 2,163,857,101.29/66,184.65
  6. Step 6: Final answer
    x = 32,694.24

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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.