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Finding the Fourth Proportional to 101,599.66, 140,194.24 and 58,580.77

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Solution

The fourth proportional to 101,599.66, 140,194.24 and 58,580.77 is: 80,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,599.66 : 140,194.24 = 58,580.77 : x
  2. Step 2: Convert to fraction form
    101,599.66/140,194.24 = 58,580.77/x
  3. Step 3: Cross multiply
    101,599.66x = 140,194.24 × 58,580.77
  4. Step 4: Simplify right side
    101,599.66x = 8,212,686,528.76
  5. Step 5: Solve for x
    x = 8,212,686,528.76/101,599.66
  6. Step 6: Final answer
    x = 80,833.80

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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.