Home / 76,932.56-106,167.72-45,102.32

Finding the Fourth Proportional to 76,932.56, 106,167.72 and 45,102.32

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Solution

The fourth proportional to 76,932.56, 106,167.72 and 45,102.32 is: 62,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,932.56 : 106,167.72 = 45,102.32 : x
  2. Step 2: Convert to fraction form
    76,932.56/106,167.72 = 45,102.32/x
  3. Step 3: Cross multiply
    76,932.56x = 106,167.72 × 45,102.32
  4. Step 4: Simplify right side
    76,932.56x = 4,788,410,481.11
  5. Step 5: Solve for x
    x = 4,788,410,481.11/76,932.56
  6. Step 6: Final answer
    x = 62,241.66

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1.5x scale

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.