Home / 97,965.90-146,960.19-38,806.74

Finding the Fourth Proportional to 97,965.90, 146,960.19 and 38,806.74

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Solution

The fourth proportional to 97,965.90, 146,960.19 and 38,806.74 is: 58,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,965.90 : 146,960.19 = 38,806.74 : x
  2. Step 2: Convert to fraction form
    97,965.90/146,960.19 = 38,806.74/x
  3. Step 3: Cross multiply
    97,965.90x = 146,960.19 × 38,806.74
  4. Step 4: Simplify right side
    97,965.90x = 5,703,045,883.68
  5. Step 5: Solve for x
    x = 5,703,045,883.68/97,965.90
  6. Step 6: Final answer
    x = 58,214.60

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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.