Home / 29,189.98-40,268.19-28,058.32

Finding the Fourth Proportional to 29,189.98, 40,268.19 and 28,058.32

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Solution

The fourth proportional to 29,189.98, 40,268.19 and 28,058.32 is: 38,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,189.98 : 40,268.19 = 28,058.32 : x
  2. Step 2: Convert to fraction form
    29,189.98/40,268.19 = 28,058.32/x
  3. Step 3: Cross multiply
    29,189.98x = 40,268.19 × 28,058.32
  4. Step 4: Simplify right side
    29,189.98x = 1,129,857,760.84
  5. Step 5: Solve for x
    x = 1,129,857,760.84/29,189.98
  6. Step 6: Final answer
    x = 38,707.04

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Double scale
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Similar ratio
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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.