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Finding the Fourth Proportional to 101,060.87, 139,462.36 and 58,041.27

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Solution

The fourth proportional to 101,060.87, 139,462.36 and 58,041.27 is: 80,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,060.87 : 139,462.36 = 58,041.27 : x
  2. Step 2: Convert to fraction form
    101,060.87/139,462.36 = 58,041.27/x
  3. Step 3: Cross multiply
    101,060.87x = 139,462.36 × 58,041.27
  4. Step 4: Simplify right side
    101,060.87x = 8,094,572,346.49
  5. Step 5: Solve for x
    x = 8,094,572,346.49/101,060.87
  6. Step 6: Final answer
    x = 80,096.01

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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.