Home / 54,502.02-75,212.10-30,632.73

Finding the Fourth Proportional to 54,502.02, 75,212.10 and 30,632.73

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Solution

The fourth proportional to 54,502.02, 75,212.10 and 30,632.73 is: 42,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,502.02 : 75,212.10 = 30,632.73 : x
  2. Step 2: Convert to fraction form
    54,502.02/75,212.10 = 30,632.73/x
  3. Step 3: Cross multiply
    54,502.02x = 75,212.10 × 30,632.73
  4. Step 4: Simplify right side
    54,502.02x = 2,303,951,952.03
  5. Step 5: Solve for x
    x = 2,303,951,952.03/54,502.02
  6. Step 6: Final answer
    x = 42,272.78

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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.