Home / 50,161.52-69,207-28,937.84

Finding the Fourth Proportional to 50,161.52, 69,207 and 28,937.84

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Solution

The fourth proportional to 50,161.52, 69,207 and 28,937.84 is: 39,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,161.52 : 69,207 = 28,937.84 : x
  2. Step 2: Convert to fraction form
    50,161.52/69,207 = 28,937.84/x
  3. Step 3: Cross multiply
    50,161.52x = 69,207 × 28,937.84
  4. Step 4: Simplify right side
    50,161.52x = 2,002,701,092.88
  5. Step 5: Solve for x
    x = 2,002,701,092.88/50,161.52
  6. Step 6: Final answer
    x = 39,925.05

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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.