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Finding the Fourth Proportional to 132,859.60, 199,289.40 and 97,867.60

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Solution

The fourth proportional to 132,859.60, 199,289.40 and 97,867.60 is: 146,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,859.60 : 199,289.40 = 97,867.60 : x
  2. Step 2: Convert to fraction form
    132,859.60/199,289.40 = 97,867.60/x
  3. Step 3: Cross multiply
    132,859.60x = 199,289.40 × 97,867.60
  4. Step 4: Simplify right side
    132,859.60x = 19,503,975,283.44
  5. Step 5: Solve for x
    x = 19,503,975,283.44/132,859.60
  6. Step 6: Final answer
    x = 146,801.40

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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.