Home / 119,179.08-164,470.20-67,492.02

Finding the Fourth Proportional to 119,179.08, 164,470.20 and 67,492.02

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Solution

The fourth proportional to 119,179.08, 164,470.20 and 67,492.02 is: 93,140.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,179.08 : 164,470.20 = 67,492.02 : x
  2. Step 2: Convert to fraction form
    119,179.08/164,470.20 = 67,492.02/x
  3. Step 3: Cross multiply
    119,179.08x = 164,470.20 × 67,492.02
  4. Step 4: Simplify right side
    119,179.08x = 11,100,426,027.80
  5. Step 5: Solve for x
    x = 11,100,426,027.80/119,179.08
  6. Step 6: Final answer
    x = 93,140.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.