Home / 76,950.64-115,438.08-32,577.64

Finding the Fourth Proportional to 76,950.64, 115,438.08 and 32,577.64

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Solution

The fourth proportional to 76,950.64, 115,438.08 and 32,577.64 is: 48,871.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,950.64 : 115,438.08 = 32,577.64 : x
  2. Step 2: Convert to fraction form
    76,950.64/115,438.08 = 32,577.64/x
  3. Step 3: Cross multiply
    76,950.64x = 115,438.08 × 32,577.64
  4. Step 4: Simplify right side
    76,950.64x = 3,760,700,212.53
  5. Step 5: Solve for x
    x = 3,760,700,212.53/76,950.64
  6. Step 6: Final answer
    x = 48,871.59

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Why These Related Problems?

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