Home / 65,225.05-97,850.13-27,784.42

Finding the Fourth Proportional to 65,225.05, 97,850.13 and 27,784.42

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Solution

The fourth proportional to 65,225.05, 97,850.13 and 27,784.42 is: 41,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,225.05 : 97,850.13 = 27,784.42 : x
  2. Step 2: Convert to fraction form
    65,225.05/97,850.13 = 27,784.42/x
  3. Step 3: Cross multiply
    65,225.05x = 97,850.13 × 27,784.42
  4. Step 4: Simplify right side
    65,225.05x = 2,718,709,108.97
  5. Step 5: Solve for x
    x = 2,718,709,108.97/65,225.05
  6. Step 6: Final answer
    x = 41,681.98

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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.