Home / 65,299.08-97,945.38-18,545.88

Finding the Fourth Proportional to 65,299.08, 97,945.38 and 18,545.88

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Solution

The fourth proportional to 65,299.08, 97,945.38 and 18,545.88 is: 27,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,299.08 : 97,945.38 = 18,545.88 : x
  2. Step 2: Convert to fraction form
    65,299.08/97,945.38 = 18,545.88/x
  3. Step 3: Cross multiply
    65,299.08x = 97,945.38 × 18,545.88
  4. Step 4: Simplify right side
    65,299.08x = 1,816,483,264.03
  5. Step 5: Solve for x
    x = 1,816,483,264.03/65,299.08
  6. Step 6: Final answer
    x = 27,817.90

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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.