Home / 65,211.76-97,817.64-18,465.04

Finding the Fourth Proportional to 65,211.76, 97,817.64 and 18,465.04

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Solution

The fourth proportional to 65,211.76, 97,817.64 and 18,465.04 is: 27,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,211.76 : 97,817.64 = 18,465.04 : x
  2. Step 2: Convert to fraction form
    65,211.76/97,817.64 = 18,465.04/x
  3. Step 3: Cross multiply
    65,211.76x = 97,817.64 × 18,465.04
  4. Step 4: Simplify right side
    65,211.76x = 1,806,206,635.31
  5. Step 5: Solve for x
    x = 1,806,206,635.31/65,211.76
  6. Step 6: Final answer
    x = 27,697.56

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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.