Home / 66,340.62-99,514.58-18,952.04

Finding the Fourth Proportional to 66,340.62, 99,514.58 and 18,952.04

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Solution

The fourth proportional to 66,340.62, 99,514.58 and 18,952.04 is: 28,429.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,340.62 : 99,514.58 = 18,952.04 : x
  2. Step 2: Convert to fraction form
    66,340.62/99,514.58 = 18,952.04/x
  3. Step 3: Cross multiply
    66,340.62x = 99,514.58 × 18,952.04
  4. Step 4: Simplify right side
    66,340.62x = 1,886,004,454.77
  5. Step 5: Solve for x
    x = 1,886,004,454.77/66,340.62
  6. Step 6: Final answer
    x = 28,429.11

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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.