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Finding the Fourth Proportional to 234,168.77, 323,155.27 and 126,741.11

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Solution

The fourth proportional to 234,168.77, 323,155.27 and 126,741.11 is: 174,904.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,168.77 : 323,155.27 = 126,741.11 : x
  2. Step 2: Convert to fraction form
    234,168.77/323,155.27 = 126,741.11/x
  3. Step 3: Cross multiply
    234,168.77x = 323,155.27 × 126,741.11
  4. Step 4: Simplify right side
    234,168.77x = 40,957,056,164.80
  5. Step 5: Solve for x
    x = 40,957,056,164.80/234,168.77
  6. Step 6: Final answer
    x = 174,904.01

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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.