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Finding the Fourth Proportional to 65,144.17, 97,716.39 and 15,896.17

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Solution

The fourth proportional to 65,144.17, 97,716.39 and 15,896.17 is: 23,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,144.17 : 97,716.39 = 15,896.17 : x
  2. Step 2: Convert to fraction form
    65,144.17/97,716.39 = 15,896.17/x
  3. Step 3: Cross multiply
    65,144.17x = 97,716.39 × 15,896.17
  4. Step 4: Simplify right side
    65,144.17x = 1,553,316,347.23
  5. Step 5: Solve for x
    x = 1,553,316,347.23/65,144.17
  6. Step 6: Final answer
    x = 23,844.29

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1.5x scale

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.