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Finding the Fourth Proportional to 65,011.56, 97,517.34 and 22,881.72

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Solution

The fourth proportional to 65,011.56, 97,517.34 and 22,881.72 is: 34,322.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,011.56 : 97,517.34 = 22,881.72 : x
  2. Step 2: Convert to fraction form
    65,011.56/97,517.34 = 22,881.72/x
  3. Step 3: Cross multiply
    65,011.56x = 97,517.34 × 22,881.72
  4. Step 4: Simplify right side
    65,011.56x = 2,231,364,469.02
  5. Step 5: Solve for x
    x = 2,231,364,469.02/65,011.56
  6. Step 6: Final answer
    x = 34,322.58

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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.