Home / 179,305.07-268,777.90-83,309.72

Finding the Fourth Proportional to 179,305.07, 268,777.90 and 83,309.72

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Solution

The fourth proportional to 179,305.07, 268,777.90 and 83,309.72 is: 124,881.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,305.07 : 268,777.90 = 83,309.72 : x
  2. Step 2: Convert to fraction form
    179,305.07/268,777.90 = 83,309.72/x
  3. Step 3: Cross multiply
    179,305.07x = 268,777.90 × 83,309.72
  4. Step 4: Simplify right side
    179,305.07x = 22,391,812,054.86
  5. Step 5: Solve for x
    x = 22,391,812,054.86/179,305.07
  6. Step 6: Final answer
    x = 124,881.09

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1.5x scale

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.