Home / 170,761.77-256,119.98-50,816.57

Finding the Fourth Proportional to 170,761.77, 256,119.98 and 50,816.57

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Solution

The fourth proportional to 170,761.77, 256,119.98 and 50,816.57 is: 76,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,761.77 : 256,119.98 = 50,816.57 : x
  2. Step 2: Convert to fraction form
    170,761.77/256,119.98 = 50,816.57/x
  3. Step 3: Cross multiply
    170,761.77x = 256,119.98 × 50,816.57
  4. Step 4: Simplify right side
    170,761.77x = 13,015,137,357.39
  5. Step 5: Solve for x
    x = 13,015,137,357.39/170,761.77
  6. Step 6: Final answer
    x = 76,218.10

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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.