Home / 29,920.80-41,291.54-17,175.08

Finding the Fourth Proportional to 29,920.80, 41,291.54 and 17,175.08

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Solution

The fourth proportional to 29,920.80, 41,291.54 and 17,175.08 is: 23,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,920.80 : 41,291.54 = 17,175.08 : x
  2. Step 2: Convert to fraction form
    29,920.80/41,291.54 = 17,175.08/x
  3. Step 3: Cross multiply
    29,920.80x = 41,291.54 × 17,175.08
  4. Step 4: Simplify right side
    29,920.80x = 709,185,502.82
  5. Step 5: Solve for x
    x = 709,185,502.82/29,920.80
  6. Step 6: Final answer
    x = 23,702.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.