Home / 38,932.39-53,610.78-36,106.56

Finding the Fourth Proportional to 38,932.39, 53,610.78 and 36,106.56

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Solution

The fourth proportional to 38,932.39, 53,610.78 and 36,106.56 is: 49,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,932.39 : 53,610.78 = 36,106.56 : x
  2. Step 2: Convert to fraction form
    38,932.39/53,610.78 = 36,106.56/x
  3. Step 3: Cross multiply
    38,932.39x = 53,610.78 × 36,106.56
  4. Step 4: Simplify right side
    38,932.39x = 1,935,700,844.72
  5. Step 5: Solve for x
    x = 1,935,700,844.72/38,932.39
  6. Step 6: Final answer
    x = 49,719.55

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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.