Home / 55,326.65-82,961.15-19,774.26

Finding the Fourth Proportional to 55,326.65, 82,961.15 and 19,774.26

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Solution

The fourth proportional to 55,326.65, 82,961.15 and 19,774.26 is: 29,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,326.65 : 82,961.15 = 19,774.26 : x
  2. Step 2: Convert to fraction form
    55,326.65/82,961.15 = 19,774.26/x
  3. Step 3: Cross multiply
    55,326.65x = 82,961.15 × 19,774.26
  4. Step 4: Simplify right side
    55,326.65x = 1,640,495,251.13
  5. Step 5: Solve for x
    x = 1,640,495,251.13/55,326.65
  6. Step 6: Final answer
    x = 29,651.09

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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.