Home / 50,839.52-70,160.28-28,178.24

Finding the Fourth Proportional to 50,839.52, 70,160.28 and 28,178.24

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Solution

The fourth proportional to 50,839.52, 70,160.28 and 28,178.24 is: 38,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,839.52 : 70,160.28 = 28,178.24 : x
  2. Step 2: Convert to fraction form
    50,839.52/70,160.28 = 28,178.24/x
  3. Step 3: Cross multiply
    50,839.52x = 70,160.28 × 28,178.24
  4. Step 4: Simplify right side
    50,839.52x = 1,976,993,208.31
  5. Step 5: Solve for x
    x = 1,976,993,208.31/50,839.52
  6. Step 6: Final answer
    x = 38,886.94

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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.