Home / 55,822.37-76,809.77-54,493.76

Finding the Fourth Proportional to 55,822.37, 76,809.77 and 54,493.76

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Solution

The fourth proportional to 55,822.37, 76,809.77 and 54,493.76 is: 74,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,822.37 : 76,809.77 = 54,493.76 : x
  2. Step 2: Convert to fraction form
    55,822.37/76,809.77 = 54,493.76/x
  3. Step 3: Cross multiply
    55,822.37x = 76,809.77 × 54,493.76
  4. Step 4: Simplify right side
    55,822.37x = 4,185,653,295.94
  5. Step 5: Solve for x
    x = 4,185,653,295.94/55,822.37
  6. Step 6: Final answer
    x = 74,981.65

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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.