Home / 369,107.46-553,735.17-132,468.66

Finding the Fourth Proportional to 369,107.46, 553,735.17 and 132,468.66

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Solution

The fourth proportional to 369,107.46, 553,735.17 and 132,468.66 is: 198,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,107.46 : 553,735.17 = 132,468.66 : x
  2. Step 2: Convert to fraction form
    369,107.46/553,735.17 = 132,468.66/x
  3. Step 3: Cross multiply
    369,107.46x = 553,735.17 × 132,468.66
  4. Step 4: Simplify right side
    369,107.46x = 73,352,555,964.77
  5. Step 5: Solve for x
    x = 73,352,555,964.77/369,107.46
  6. Step 6: Final answer
    x = 198,729.54

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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.