Home / 54,162.27-74,743.16-30,288.74

Finding the Fourth Proportional to 54,162.27, 74,743.16 and 30,288.74

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Solution

The fourth proportional to 54,162.27, 74,743.16 and 30,288.74 is: 41,798.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,162.27 : 74,743.16 = 30,288.74 : x
  2. Step 2: Convert to fraction form
    54,162.27/74,743.16 = 30,288.74/x
  3. Step 3: Cross multiply
    54,162.27x = 74,743.16 × 30,288.74
  4. Step 4: Simplify right side
    54,162.27x = 2,263,875,614.86
  5. Step 5: Solve for x
    x = 2,263,875,614.86/54,162.27
  6. Step 6: Final answer
    x = 41,798.02

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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.