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Finding the Fourth Proportional to 161,285.30, 226,032.70 and 161,285.30

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Solution

The fourth proportional to 161,285.30, 226,032.70 and 161,285.30 is: 226,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,285.30 : 226,032.70 = 161,285.30 : x
  2. Step 2: Convert to fraction form
    161,285.30/226,032.70 = 161,285.30/x
  3. Step 3: Cross multiply
    161,285.30x = 226,032.70 × 161,285.30
  4. Step 4: Simplify right side
    161,285.30x = 36,455,751,829.31
  5. Step 5: Solve for x
    x = 36,455,751,829.31/161,285.30
  6. Step 6: Final answer
    x = 226,032.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.