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Finding the Fourth Proportional to 101,609.57, 140,192.56 and 58,585.67

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Solution

The fourth proportional to 101,609.57, 140,192.56 and 58,585.67 is: 80,831.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,609.57 : 140,192.56 = 58,585.67 : x
  2. Step 2: Convert to fraction form
    101,609.57/140,192.56 = 58,585.67/x
  3. Step 3: Cross multiply
    101,609.57x = 140,192.56 × 58,585.67
  4. Step 4: Simplify right side
    101,609.57x = 8,213,275,480.33
  5. Step 5: Solve for x
    x = 8,213,275,480.33/101,609.57
  6. Step 6: Final answer
    x = 80,831.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.