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Finding the Fourth Proportional to 132,352.60, 198,528.90 and 125,901.40

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Solution

The fourth proportional to 132,352.60, 198,528.90 and 125,901.40 is: 188,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,352.60 : 198,528.90 = 125,901.40 : x
  2. Step 2: Convert to fraction form
    132,352.60/198,528.90 = 125,901.40/x
  3. Step 3: Cross multiply
    132,352.60x = 198,528.90 × 125,901.40
  4. Step 4: Simplify right side
    132,352.60x = 24,995,066,450.46
  5. Step 5: Solve for x
    x = 24,995,066,450.46/132,352.60
  6. Step 6: Final answer
    x = 188,852.10

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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.