Home / 56,101.20-77,364.36-43,521.36

Finding the Fourth Proportional to 56,101.20, 77,364.36 and 43,521.36

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Solution

The fourth proportional to 56,101.20, 77,364.36 and 43,521.36 is: 60,016.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,101.20 : 77,364.36 = 43,521.36 : x
  2. Step 2: Convert to fraction form
    56,101.20/77,364.36 = 43,521.36/x
  3. Step 3: Cross multiply
    56,101.20x = 77,364.36 × 43,521.36
  4. Step 4: Simplify right side
    56,101.20x = 3,367,002,162.73
  5. Step 5: Solve for x
    x = 3,367,002,162.73/56,101.20
  6. Step 6: Final answer
    x = 60,016.58

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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.