Home / 66,339.38-99,514.74-19,594.28

Finding the Fourth Proportional to 66,339.38, 99,514.74 and 19,594.28

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Solution

The fourth proportional to 66,339.38, 99,514.74 and 19,594.28 is: 29,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,339.38 : 99,514.74 = 19,594.28 : x
  2. Step 2: Convert to fraction form
    66,339.38/99,514.74 = 19,594.28/x
  3. Step 3: Cross multiply
    66,339.38x = 99,514.74 × 19,594.28
  4. Step 4: Simplify right side
    66,339.38x = 1,949,919,679.69
  5. Step 5: Solve for x
    x = 1,949,919,679.69/66,339.38
  6. Step 6: Final answer
    x = 29,393.09

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1.5x scale

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.