Home / 50,908.16-70,251.36-28,550.72

Finding the Fourth Proportional to 50,908.16, 70,251.36 and 28,550.72

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Solution

The fourth proportional to 50,908.16, 70,251.36 and 28,550.72 is: 39,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,908.16 : 70,251.36 = 28,550.72 : x
  2. Step 2: Convert to fraction form
    50,908.16/70,251.36 = 28,550.72/x
  3. Step 3: Cross multiply
    50,908.16x = 70,251.36 × 28,550.72
  4. Step 4: Simplify right side
    50,908.16x = 2,005,726,908.98
  5. Step 5: Solve for x
    x = 2,005,726,908.98/50,908.16
  6. Step 6: Final answer
    x = 39,398.93

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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.