Home / 40,165.83-55,435.70-23,167.01

Finding the Fourth Proportional to 40,165.83, 55,435.70 and 23,167.01

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Solution

The fourth proportional to 40,165.83, 55,435.70 and 23,167.01 is: 31,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.83 : 55,435.70 = 23,167.01 : x
  2. Step 2: Convert to fraction form
    40,165.83/55,435.70 = 23,167.01/x
  3. Step 3: Cross multiply
    40,165.83x = 55,435.70 × 23,167.01
  4. Step 4: Simplify right side
    40,165.83x = 1,284,279,612.76
  5. Step 5: Solve for x
    x = 1,284,279,612.76/40,165.83
  6. Step 6: Final answer
    x = 31,974.43

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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.