Home / 53,471.07-73,794.92-31,110.75

Finding the Fourth Proportional to 53,471.07, 73,794.92 and 31,110.75

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Solution

The fourth proportional to 53,471.07, 73,794.92 and 31,110.75 is: 42,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,471.07 : 73,794.92 = 31,110.75 : x
  2. Step 2: Convert to fraction form
    53,471.07/73,794.92 = 31,110.75/x
  3. Step 3: Cross multiply
    53,471.07x = 73,794.92 × 31,110.75
  4. Step 4: Simplify right side
    53,471.07x = 2,295,815,151.84
  5. Step 5: Solve for x
    x = 2,295,815,151.84/53,471.07
  6. Step 6: Final answer
    x = 42,935.65

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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.