Home / 179,601.35-247,861.10-99,028.76

Finding the Fourth Proportional to 179,601.35, 247,861.10 and 99,028.76

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Solution

The fourth proportional to 179,601.35, 247,861.10 and 99,028.76 is: 136,665.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,601.35 : 247,861.10 = 99,028.76 : x
  2. Step 2: Convert to fraction form
    179,601.35/247,861.10 = 99,028.76/x
  3. Step 3: Cross multiply
    179,601.35x = 247,861.10 × 99,028.76
  4. Step 4: Simplify right side
    179,601.35x = 24,545,378,252.46
  5. Step 5: Solve for x
    x = 24,545,378,252.46/179,601.35
  6. Step 6: Final answer
    x = 136,665.89

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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.