Home / 40,193.96-60,305.56-13,901.36

Finding the Fourth Proportional to 40,193.96, 60,305.56 and 13,901.36

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Solution

The fourth proportional to 40,193.96, 60,305.56 and 13,901.36 is: 20,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193.96 : 60,305.56 = 13,901.36 : x
  2. Step 2: Convert to fraction form
    40,193.96/60,305.56 = 13,901.36/x
  3. Step 3: Cross multiply
    40,193.96x = 60,305.56 × 13,901.36
  4. Step 4: Simplify right side
    40,193.96x = 838,328,963.28
  5. Step 5: Solve for x
    x = 838,328,963.28/40,193.96
  6. Step 6: Final answer
    x = 20,857.09

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1.5x scale

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.