Home / 65,522.42-98,286.99-18,775.70

Finding the Fourth Proportional to 65,522.42, 98,286.99 and 18,775.70

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Solution

The fourth proportional to 65,522.42, 98,286.99 and 18,775.70 is: 28,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,522.42 : 98,286.99 = 18,775.70 : x
  2. Step 2: Convert to fraction form
    65,522.42/98,286.99 = 18,775.70/x
  3. Step 3: Cross multiply
    65,522.42x = 98,286.99 × 18,775.70
  4. Step 4: Simplify right side
    65,522.42x = 1,845,407,038.14
  5. Step 5: Solve for x
    x = 1,845,407,038.14/65,522.42
  6. Step 6: Final answer
    x = 28,164.51

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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.