Home / 64,799.56-88,840.19-63,618.58

Finding the Fourth Proportional to 64,799.56, 88,840.19 and 63,618.58

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Solution

The fourth proportional to 64,799.56, 88,840.19 and 63,618.58 is: 87,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,799.56 : 88,840.19 = 63,618.58 : x
  2. Step 2: Convert to fraction form
    64,799.56/88,840.19 = 63,618.58/x
  3. Step 3: Cross multiply
    64,799.56x = 88,840.19 × 63,618.58
  4. Step 4: Simplify right side
    64,799.56x = 5,651,886,734.73
  5. Step 5: Solve for x
    x = 5,651,886,734.73/64,799.56
  6. Step 6: Final answer
    x = 87,221.07

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.