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Finding the Fourth Proportional to 101,536.67, 140,157.41 and 59,095.20

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Solution

The fourth proportional to 101,536.67, 140,157.41 and 59,095.20 is: 81,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,536.67 : 140,157.41 = 59,095.20 : x
  2. Step 2: Convert to fraction form
    101,536.67/140,157.41 = 59,095.20/x
  3. Step 3: Cross multiply
    101,536.67x = 140,157.41 × 59,095.20
  4. Step 4: Simplify right side
    101,536.67x = 8,282,630,904.16
  5. Step 5: Solve for x
    x = 8,282,630,904.16/101,536.67
  6. Step 6: Final answer
    x = 81,572.80

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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.