Home / 422,624.04-633,972.96-107,080.95

Finding the Fourth Proportional to 422,624.04, 633,972.96 and 107,080.95

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Solution

The fourth proportional to 422,624.04, 633,972.96 and 107,080.95 is: 160,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,624.04 : 633,972.96 = 107,080.95 : x
  2. Step 2: Convert to fraction form
    422,624.04/633,972.96 = 107,080.95/x
  3. Step 3: Cross multiply
    422,624.04x = 633,972.96 × 107,080.95
  4. Step 4: Simplify right side
    422,624.04x = 67,886,426,831.11
  5. Step 5: Solve for x
    x = 67,886,426,831.11/422,624.04
  6. Step 6: Final answer
    x = 160,630.77

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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.