Home / 65,299.56-97,949.32-30,220.08

Finding the Fourth Proportional to 65,299.56, 97,949.32 and 30,220.08

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Solution

The fourth proportional to 65,299.56, 97,949.32 and 30,220.08 is: 45,330.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,299.56 : 97,949.32 = 30,220.08 : x
  2. Step 2: Convert to fraction form
    65,299.56/97,949.32 = 30,220.08/x
  3. Step 3: Cross multiply
    65,299.56x = 97,949.32 × 30,220.08
  4. Step 4: Simplify right side
    65,299.56x = 2,960,036,286.35
  5. Step 5: Solve for x
    x = 2,960,036,286.35/65,299.56
  6. Step 6: Final answer
    x = 45,330.11

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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.