Home / 247,179.05-340,861.44-186,071.54

Finding the Fourth Proportional to 247,179.05, 340,861.44 and 186,071.54

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Solution

The fourth proportional to 247,179.05, 340,861.44 and 186,071.54 is: 256,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,179.05 : 340,861.44 = 186,071.54 : x
  2. Step 2: Convert to fraction form
    247,179.05/340,861.44 = 186,071.54/x
  3. Step 3: Cross multiply
    247,179.05x = 340,861.44 × 186,071.54
  4. Step 4: Simplify right side
    247,179.05x = 63,424,611,363.11
  5. Step 5: Solve for x
    x = 63,424,611,363.11/247,179.05
  6. Step 6: Final answer
    x = 256,593.80

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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.