Home / 170,983.32-256,451.01-58,661.70

Finding the Fourth Proportional to 170,983.32, 256,451.01 and 58,661.70

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Solution

The fourth proportional to 170,983.32, 256,451.01 and 58,661.70 is: 87,984.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,983.32 : 256,451.01 = 58,661.70 : x
  2. Step 2: Convert to fraction form
    170,983.32/256,451.01 = 58,661.70/x
  3. Step 3: Cross multiply
    170,983.32x = 256,451.01 × 58,661.70
  4. Step 4: Simplify right side
    170,983.32x = 15,043,852,213.32
  5. Step 5: Solve for x
    x = 15,043,852,213.32/170,983.32
  6. Step 6: Final answer
    x = 87,984.33

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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.