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Finding the Fourth Proportional to 107,057.60, 160,522.40 and 65,534.40

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Solution

The fourth proportional to 107,057.60, 160,522.40 and 65,534.40 is: 98,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,057.60 : 160,522.40 = 65,534.40 : x
  2. Step 2: Convert to fraction form
    107,057.60/160,522.40 = 65,534.40/x
  3. Step 3: Cross multiply
    107,057.60x = 160,522.40 × 65,534.40
  4. Step 4: Simplify right side
    107,057.60x = 10,519,739,170.56
  5. Step 5: Solve for x
    x = 10,519,739,170.56/107,057.60
  6. Step 6: Final answer
    x = 98,262.42

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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.