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Finding the Fourth Proportional to 95,999.10, 143,815.05 and 51,611.10

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Solution

The fourth proportional to 95,999.10, 143,815.05 and 51,611.10 is: 77,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,999.10 : 143,815.05 = 51,611.10 : x
  2. Step 2: Convert to fraction form
    95,999.10/143,815.05 = 51,611.10/x
  3. Step 3: Cross multiply
    95,999.10x = 143,815.05 × 51,611.10
  4. Step 4: Simplify right side
    95,999.10x = 7,422,452,927.06
  5. Step 5: Solve for x
    x = 7,422,452,927.06/95,999.10
  6. Step 6: Final answer
    x = 77,317.94

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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.