Home / 169,320.30-233,820.12-108,995.64

Finding the Fourth Proportional to 169,320.30, 233,820.12 and 108,995.64

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Solution

The fourth proportional to 169,320.30, 233,820.12 and 108,995.64 is: 150,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,320.30 : 233,820.12 = 108,995.64 : x
  2. Step 2: Convert to fraction form
    169,320.30/233,820.12 = 108,995.64/x
  3. Step 3: Cross multiply
    169,320.30x = 233,820.12 × 108,995.64
  4. Step 4: Simplify right side
    169,320.30x = 25,485,373,624.28
  5. Step 5: Solve for x
    x = 25,485,373,624.28/169,320.30
  6. Step 6: Final answer
    x = 150,515.76

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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.