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Finding the Fourth Proportional to 181,913.33, 250,905.90 and 133,498.90

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Solution

The fourth proportional to 181,913.33, 250,905.90 and 133,498.90 is: 184,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,913.33 : 250,905.90 = 133,498.90 : x
  2. Step 2: Convert to fraction form
    181,913.33/250,905.90 = 133,498.90/x
  3. Step 3: Cross multiply
    181,913.33x = 250,905.90 × 133,498.90
  4. Step 4: Simplify right side
    181,913.33x = 33,495,661,026.25
  5. Step 5: Solve for x
    x = 33,495,661,026.25/181,913.33
  6. Step 6: Final answer
    x = 184,129.78

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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.