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Finding the Fourth Proportional to 65,247.47, 97,843.51 and 23,138.13

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Solution

The fourth proportional to 65,247.47, 97,843.51 and 23,138.13 is: 34,697.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,247.47 : 97,843.51 = 23,138.13 : x
  2. Step 2: Convert to fraction form
    65,247.47/97,843.51 = 23,138.13/x
  3. Step 3: Cross multiply
    65,247.47x = 97,843.51 × 23,138.13
  4. Step 4: Simplify right side
    65,247.47x = 2,263,915,854.04
  5. Step 5: Solve for x
    x = 2,263,915,854.04/65,247.47
  6. Step 6: Final answer
    x = 34,697.37

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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.