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Finding the Fourth Proportional to 101,525.92, 140,093.52 and 59,077.60

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Solution

The fourth proportional to 101,525.92, 140,093.52 and 59,077.60 is: 81,519.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,525.92 : 140,093.52 = 59,077.60 : x
  2. Step 2: Convert to fraction form
    101,525.92/140,093.52 = 59,077.60/x
  3. Step 3: Cross multiply
    101,525.92x = 140,093.52 × 59,077.60
  4. Step 4: Simplify right side
    101,525.92x = 8,276,388,937.15
  5. Step 5: Solve for x
    x = 8,276,388,937.15/101,525.92
  6. Step 6: Final answer
    x = 81,519.96

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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.