Home / 53,471.12-73,806.56-30,825.24

Finding the Fourth Proportional to 53,471.12, 73,806.56 and 30,825.24

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Solution

The fourth proportional to 53,471.12, 73,806.56 and 30,825.24 is: 42,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,471.12 : 73,806.56 = 30,825.24 : x
  2. Step 2: Convert to fraction form
    53,471.12/73,806.56 = 30,825.24/x
  3. Step 3: Cross multiply
    53,471.12x = 73,806.56 × 30,825.24
  4. Step 4: Simplify right side
    53,471.12x = 2,275,105,002.64
  5. Step 5: Solve for x
    x = 2,275,105,002.64/53,471.12
  6. Step 6: Final answer
    x = 42,548.30

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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.