Home / 35,193.16-48,553.05-20,086.66

Finding the Fourth Proportional to 35,193.16, 48,553.05 and 20,086.66

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Solution

The fourth proportional to 35,193.16, 48,553.05 and 20,086.66 is: 27,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,193.16 : 48,553.05 = 20,086.66 : x
  2. Step 2: Convert to fraction form
    35,193.16/48,553.05 = 20,086.66/x
  3. Step 3: Cross multiply
    35,193.16x = 48,553.05 × 20,086.66
  4. Step 4: Simplify right side
    35,193.16x = 975,268,607.31
  5. Step 5: Solve for x
    x = 975,268,607.31/35,193.16
  6. Step 6: Final answer
    x = 27,711.88

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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.