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Finding the Fourth Proportional to 221,851.77, 332,758.89 and 95,486.91

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Solution

The fourth proportional to 221,851.77, 332,758.89 and 95,486.91 is: 143,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,851.77 : 332,758.89 = 95,486.91 : x
  2. Step 2: Convert to fraction form
    221,851.77/332,758.89 = 95,486.91/x
  3. Step 3: Cross multiply
    221,851.77x = 332,758.89 × 95,486.91
  4. Step 4: Simplify right side
    221,851.77x = 31,774,118,181.13
  5. Step 5: Solve for x
    x = 31,774,118,181.13/221,851.77
  6. Step 6: Final answer
    x = 143,222.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.