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Finding the Fourth Proportional to 239,613.55, 359,358.81 and 71,094.01

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Solution

The fourth proportional to 239,613.55, 359,358.81 and 71,094.01 is: 106,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,613.55 : 359,358.81 = 71,094.01 : x
  2. Step 2: Convert to fraction form
    239,613.55/359,358.81 = 71,094.01/x
  3. Step 3: Cross multiply
    239,613.55x = 359,358.81 × 71,094.01
  4. Step 4: Simplify right side
    239,613.55x = 25,548,258,831.73
  5. Step 5: Solve for x
    x = 25,548,258,831.73/239,613.55
  6. Step 6: Final answer
    x = 106,622.76

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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.