Home / 52,650.96-72,581.40-40,053.84

Finding the Fourth Proportional to 52,650.96, 72,581.40 and 40,053.84

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Solution

The fourth proportional to 52,650.96, 72,581.40 and 40,053.84 is: 55,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,650.96 : 72,581.40 = 40,053.84 : x
  2. Step 2: Convert to fraction form
    52,650.96/72,581.40 = 40,053.84/x
  3. Step 3: Cross multiply
    52,650.96x = 72,581.40 × 40,053.84
  4. Step 4: Simplify right side
    52,650.96x = 2,907,163,782.58
  5. Step 5: Solve for x
    x = 2,907,163,782.58/52,650.96
  6. Step 6: Final answer
    x = 55,215.78

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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.