Home / 97,559.52-146,100.44-80,588.70

Finding the Fourth Proportional to 97,559.52, 146,100.44 and 80,588.70

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Solution

The fourth proportional to 97,559.52, 146,100.44 and 80,588.70 is: 120,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,559.52 : 146,100.44 = 80,588.70 : x
  2. Step 2: Convert to fraction form
    97,559.52/146,100.44 = 80,588.70/x
  3. Step 3: Cross multiply
    97,559.52x = 146,100.44 × 80,588.70
  4. Step 4: Simplify right side
    97,559.52x = 11,774,044,529.03
  5. Step 5: Solve for x
    x = 11,774,044,529.03/97,559.52
  6. Step 6: Final answer
    x = 120,685.76

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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.