Home / 53,589.68-73,959.85-30,934.75

Finding the Fourth Proportional to 53,589.68, 73,959.85 and 30,934.75

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Solution

The fourth proportional to 53,589.68, 73,959.85 and 30,934.75 is: 42,693.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,589.68 : 73,959.85 = 30,934.75 : x
  2. Step 2: Convert to fraction form
    53,589.68/73,959.85 = 30,934.75/x
  3. Step 3: Cross multiply
    53,589.68x = 73,959.85 × 30,934.75
  4. Step 4: Simplify right side
    53,589.68x = 2,287,929,323.56
  5. Step 5: Solve for x
    x = 2,287,929,323.56/53,589.68
  6. Step 6: Final answer
    x = 42,693.47

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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.