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Finding the Fourth Proportional to 101,599.29, 140,193.73 and 58,580.40

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Solution

The fourth proportional to 101,599.29, 140,193.73 and 58,580.40 is: 80,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,599.29 : 140,193.73 = 58,580.40 : x
  2. Step 2: Convert to fraction form
    101,599.29/140,193.73 = 58,580.40/x
  3. Step 3: Cross multiply
    101,599.29x = 140,193.73 × 58,580.40
  4. Step 4: Simplify right side
    101,599.29x = 8,212,603,933.47
  5. Step 5: Solve for x
    x = 8,212,603,933.47/101,599.29
  6. Step 6: Final answer
    x = 80,833.28

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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.