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Finding the Fourth Proportional to 101,585.67, 140,180.59 and 58,534.57

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Solution

The fourth proportional to 101,585.67, 140,180.59 and 58,534.57 is: 80,773.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,585.67 : 140,180.59 = 58,534.57 : x
  2. Step 2: Convert to fraction form
    101,585.67/140,180.59 = 58,534.57/x
  3. Step 3: Cross multiply
    101,585.67x = 140,180.59 × 58,534.57
  4. Step 4: Simplify right side
    101,585.67x = 8,205,410,265.32
  5. Step 5: Solve for x
    x = 8,205,410,265.32/101,585.67
  6. Step 6: Final answer
    x = 80,773.31

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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.