Home / 87,015.73-130,523.70-23,836.39

Finding the Fourth Proportional to 87,015.73, 130,523.70 and 23,836.39

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Solution

The fourth proportional to 87,015.73, 130,523.70 and 23,836.39 is: 35,754.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,015.73 : 130,523.70 = 23,836.39 : x
  2. Step 2: Convert to fraction form
    87,015.73/130,523.70 = 23,836.39/x
  3. Step 3: Cross multiply
    87,015.73x = 130,523.70 × 23,836.39
  4. Step 4: Simplify right side
    87,015.73x = 3,111,214,113.60
  5. Step 5: Solve for x
    x = 3,111,214,113.60/87,015.73
  6. Step 6: Final answer
    x = 35,754.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.