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Finding the Fourth Proportional to 95,999.76, 132,479.75 and 53,558.30

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Solution

The fourth proportional to 95,999.76, 132,479.75 and 53,558.30 is: 73,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,999.76 : 132,479.75 = 53,558.30 : x
  2. Step 2: Convert to fraction form
    95,999.76/132,479.75 = 53,558.30/x
  3. Step 3: Cross multiply
    95,999.76x = 132,479.75 × 53,558.30
  4. Step 4: Simplify right side
    95,999.76x = 7,095,390,659.52
  5. Step 5: Solve for x
    x = 7,095,390,659.52/95,999.76
  6. Step 6: Final answer
    x = 73,910.50

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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.