Home / 97,557.52-146,097.44-80,586.70

Finding the Fourth Proportional to 97,557.52, 146,097.44 and 80,586.70

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Solution

The fourth proportional to 97,557.52, 146,097.44 and 80,586.70 is: 120,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,557.52 : 146,097.44 = 80,586.70 : x
  2. Step 2: Convert to fraction form
    97,557.52/146,097.44 = 80,586.70/x
  3. Step 3: Cross multiply
    97,557.52x = 146,097.44 × 80,586.70
  4. Step 4: Simplify right side
    97,557.52x = 11,773,510,404.27
  5. Step 5: Solve for x
    x = 11,773,510,404.27/97,557.52
  6. Step 6: Final answer
    x = 120,682.76

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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.