Home / 55,965.30-83,925.68-18,514.95

Finding the Fourth Proportional to 55,965.30, 83,925.68 and 18,514.95

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Solution

The fourth proportional to 55,965.30, 83,925.68 and 18,514.95 is: 27,765.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,965.30 : 83,925.68 = 18,514.95 : x
  2. Step 2: Convert to fraction form
    55,965.30/83,925.68 = 18,514.95/x
  3. Step 3: Cross multiply
    55,965.30x = 83,925.68 × 18,514.95
  4. Step 4: Simplify right side
    55,965.30x = 1,553,879,676.34
  5. Step 5: Solve for x
    x = 1,553,879,676.34/55,965.30
  6. Step 6: Final answer
    x = 27,765.06

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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.