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Finding the Fourth Proportional to 63,670.75, 95,506.13 and 19,894.75

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Solution

The fourth proportional to 63,670.75, 95,506.13 and 19,894.75 is: 29,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,670.75 : 95,506.13 = 19,894.75 : x
  2. Step 2: Convert to fraction form
    63,670.75/95,506.13 = 19,894.75/x
  3. Step 3: Cross multiply
    63,670.75x = 95,506.13 × 19,894.75
  4. Step 4: Simplify right side
    63,670.75x = 1,900,070,579.82
  5. Step 5: Solve for x
    x = 1,900,070,579.82/63,670.75
  6. Step 6: Final answer
    x = 29,842.13

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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.