Home / 54,475.66-75,178.35-30,601.81

Finding the Fourth Proportional to 54,475.66, 75,178.35 and 30,601.81

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Solution

The fourth proportional to 54,475.66, 75,178.35 and 30,601.81 is: 42,231.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.66 : 75,178.35 = 30,601.81 : x
  2. Step 2: Convert to fraction form
    54,475.66/75,178.35 = 30,601.81/x
  3. Step 3: Cross multiply
    54,475.66x = 75,178.35 × 30,601.81
  4. Step 4: Simplify right side
    54,475.66x = 2,300,593,582.81
  5. Step 5: Solve for x
    x = 2,300,593,582.81/54,475.66
  6. Step 6: Final answer
    x = 42,231.59

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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.