Home / 179,314.88-247,451.76-106,768.40

Finding the Fourth Proportional to 179,314.88, 247,451.76 and 106,768.40

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Solution

The fourth proportional to 179,314.88, 247,451.76 and 106,768.40 is: 147,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,314.88 : 247,451.76 = 106,768.40 : x
  2. Step 2: Convert to fraction form
    179,314.88/247,451.76 = 106,768.40/x
  3. Step 3: Cross multiply
    179,314.88x = 247,451.76 × 106,768.40
  4. Step 4: Simplify right side
    179,314.88x = 26,420,028,492.38
  5. Step 5: Solve for x
    x = 26,420,028,492.38/179,314.88
  6. Step 6: Final answer
    x = 147,338.74

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1.5x scale

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.