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Finding the Fourth Proportional to 65,093.40, 97,640.10 and 35,568.90

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Solution

The fourth proportional to 65,093.40, 97,640.10 and 35,568.90 is: 53,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,093.40 : 97,640.10 = 35,568.90 : x
  2. Step 2: Convert to fraction form
    65,093.40/97,640.10 = 35,568.90/x
  3. Step 3: Cross multiply
    65,093.40x = 97,640.10 × 35,568.90
  4. Step 4: Simplify right side
    65,093.40x = 3,472,950,952.89
  5. Step 5: Solve for x
    x = 3,472,950,952.89/65,093.40
  6. Step 6: Final answer
    x = 53,353.35

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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.