Home / 170,182.32-254,884.68-81,498.12

Finding the Fourth Proportional to 170,182.32, 254,884.68 and 81,498.12

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Solution

The fourth proportional to 170,182.32, 254,884.68 and 81,498.12 is: 122,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,182.32 : 254,884.68 = 81,498.12 : x
  2. Step 2: Convert to fraction form
    170,182.32/254,884.68 = 81,498.12/x
  3. Step 3: Cross multiply
    170,182.32x = 254,884.68 × 81,498.12
  4. Step 4: Simplify right side
    170,182.32x = 20,772,622,236.80
  5. Step 5: Solve for x
    x = 20,772,622,236.80/170,182.32
  6. Step 6: Final answer
    x = 122,060.99

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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.