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Finding the Fourth Proportional to 106,536.70, 159,695.70 and 62,140.60

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Solution

The fourth proportional to 106,536.70, 159,695.70 and 62,140.60 is: 93,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,536.70 : 159,695.70 = 62,140.60 : x
  2. Step 2: Convert to fraction form
    106,536.70/159,695.70 = 62,140.60/x
  3. Step 3: Cross multiply
    106,536.70x = 159,695.70 × 62,140.60
  4. Step 4: Simplify right side
    106,536.70x = 9,923,586,615.42
  5. Step 5: Solve for x
    x = 9,923,586,615.42/106,536.70
  6. Step 6: Final answer
    x = 93,147.12

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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.