Home / 39,203.19-54,083.70-23,279.00

Finding the Fourth Proportional to 39,203.19, 54,083.70 and 23,279.00

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Solution

The fourth proportional to 39,203.19, 54,083.70 and 23,279.00 is: 32,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,203.19 : 54,083.70 = 23,279.00 : x
  2. Step 2: Convert to fraction form
    39,203.19/54,083.70 = 23,279.00/x
  3. Step 3: Cross multiply
    39,203.19x = 54,083.70 × 23,279.00
  4. Step 4: Simplify right side
    39,203.19x = 1,259,014,181.88
  5. Step 5: Solve for x
    x = 1,259,014,181.88/39,203.19
  6. Step 6: Final answer
    x = 32,115.10

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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.