Home / 55,582.83-76,685.27-31,692.33

Finding the Fourth Proportional to 55,582.83, 76,685.27 and 31,692.33

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Solution

The fourth proportional to 55,582.83, 76,685.27 and 31,692.33 is: 43,724.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,582.83 : 76,685.27 = 31,692.33 : x
  2. Step 2: Convert to fraction form
    55,582.83/76,685.27 = 31,692.33/x
  3. Step 3: Cross multiply
    55,582.83x = 76,685.27 × 31,692.33
  4. Step 4: Simplify right side
    55,582.83x = 2,430,334,724.52
  5. Step 5: Solve for x
    x = 2,430,334,724.52/55,582.83
  6. Step 6: Final answer
    x = 43,724.56

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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.