Home / 50,067.90-69,088.95-29,920.77

Finding the Fourth Proportional to 50,067.90, 69,088.95 and 29,920.77

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Solution

The fourth proportional to 50,067.90, 69,088.95 and 29,920.77 is: 41,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,067.90 : 69,088.95 = 29,920.77 : x
  2. Step 2: Convert to fraction form
    50,067.90/69,088.95 = 29,920.77/x
  3. Step 3: Cross multiply
    50,067.90x = 69,088.95 × 29,920.77
  4. Step 4: Simplify right side
    50,067.90x = 2,067,194,582.49
  5. Step 5: Solve for x
    x = 2,067,194,582.49/50,067.90
  6. Step 6: Final answer
    x = 41,287.82

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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.