Home / 97,687.08-146,604.44-71,459.50

Finding the Fourth Proportional to 97,687.08, 146,604.44 and 71,459.50

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Solution

The fourth proportional to 97,687.08, 146,604.44 and 71,459.50 is: 107,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,687.08 : 146,604.44 = 71,459.50 : x
  2. Step 2: Convert to fraction form
    97,687.08/146,604.44 = 71,459.50/x
  3. Step 3: Cross multiply
    97,687.08x = 146,604.44 × 71,459.50
  4. Step 4: Simplify right side
    97,687.08x = 10,476,279,980.18
  5. Step 5: Solve for x
    x = 10,476,279,980.18/97,687.08
  6. Step 6: Final answer
    x = 107,243.25

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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.