Home / 54,186.24-74,803.12-36,067.12

Finding the Fourth Proportional to 54,186.24, 74,803.12 and 36,067.12

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Solution

The fourth proportional to 54,186.24, 74,803.12 and 36,067.12 is: 49,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,186.24 : 74,803.12 = 36,067.12 : x
  2. Step 2: Convert to fraction form
    54,186.24/74,803.12 = 36,067.12/x
  3. Step 3: Cross multiply
    54,186.24x = 74,803.12 × 36,067.12
  4. Step 4: Simplify right side
    54,186.24x = 2,697,932,828.24
  5. Step 5: Solve for x
    x = 2,697,932,828.24/54,186.24
  6. Step 6: Final answer
    x = 49,790.00

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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.