Home / 101,564.94-140,159.38-58,544.14

Finding the Fourth Proportional to 101,564.94, 140,159.38 and 58,544.14

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Solution

The fourth proportional to 101,564.94, 140,159.38 and 58,544.14 is: 80,790.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,564.94 : 140,159.38 = 58,544.14 : x
  2. Step 2: Convert to fraction form
    101,564.94/140,159.38 = 58,544.14/x
  3. Step 3: Cross multiply
    101,564.94x = 140,159.38 × 58,544.14
  4. Step 4: Simplify right side
    101,564.94x = 8,205,510,365.03
  5. Step 5: Solve for x
    x = 8,205,510,365.03/101,564.94
  6. Step 6: Final answer
    x = 80,790.78

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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.