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Finding the Fourth Proportional to 181,469.72, 250,428.30 and 104,999.24

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Solution

The fourth proportional to 181,469.72, 250,428.30 and 104,999.24 is: 144,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,469.72 : 250,428.30 = 104,999.24 : x
  2. Step 2: Convert to fraction form
    181,469.72/250,428.30 = 104,999.24/x
  3. Step 3: Cross multiply
    181,469.72x = 250,428.30 × 104,999.24
  4. Step 4: Simplify right side
    181,469.72x = 26,294,781,174.49
  5. Step 5: Solve for x
    x = 26,294,781,174.49/181,469.72
  6. Step 6: Final answer
    x = 144,899.00

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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.