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Finding the Fourth Proportional to 214,588.72, 296,128.72 and 119,099.44

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Solution

The fourth proportional to 214,588.72, 296,128.72 and 119,099.44 is: 164,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,588.72 : 296,128.72 = 119,099.44 : x
  2. Step 2: Convert to fraction form
    214,588.72/296,128.72 = 119,099.44/x
  3. Step 3: Cross multiply
    214,588.72x = 296,128.72 × 119,099.44
  4. Step 4: Simplify right side
    214,588.72x = 35,268,764,719.92
  5. Step 5: Solve for x
    x = 35,268,764,719.92/214,588.72
  6. Step 6: Final answer
    x = 164,355.17

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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.