Home / 29,261.12-43,865.76-21,856.64

Finding the Fourth Proportional to 29,261.12, 43,865.76 and 21,856.64

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Solution

The fourth proportional to 29,261.12, 43,865.76 and 21,856.64 is: 32,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.12 : 43,865.76 = 21,856.64 : x
  2. Step 2: Convert to fraction form
    29,261.12/43,865.76 = 21,856.64/x
  3. Step 3: Cross multiply
    29,261.12x = 43,865.76 × 21,856.64
  4. Step 4: Simplify right side
    29,261.12x = 958,758,124.65
  5. Step 5: Solve for x
    x = 958,758,124.65/29,261.12
  6. Step 6: Final answer
    x = 32,765.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.