Home / 369,003.30-553,634.55-132,353.70

Finding the Fourth Proportional to 369,003.30, 553,634.55 and 132,353.70

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Solution

The fourth proportional to 369,003.30, 553,634.55 and 132,353.70 is: 198,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,003.30 : 553,634.55 = 132,353.70 : x
  2. Step 2: Convert to fraction form
    369,003.30/553,634.55 = 132,353.70/x
  3. Step 3: Cross multiply
    369,003.30x = 553,634.55 × 132,353.70
  4. Step 4: Simplify right side
    369,003.30x = 73,275,581,140.34
  5. Step 5: Solve for x
    x = 73,275,581,140.34/369,003.30
  6. Step 6: Final answer
    x = 198,577.03

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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.