Home / 202,633.12-304,037.16-109,120.24

Finding the Fourth Proportional to 202,633.12, 304,037.16 and 109,120.24

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Solution

The fourth proportional to 202,633.12, 304,037.16 and 109,120.24 is: 163,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,633.12 : 304,037.16 = 109,120.24 : x
  2. Step 2: Convert to fraction form
    202,633.12/304,037.16 = 109,120.24/x
  3. Step 3: Cross multiply
    202,633.12x = 304,037.16 × 109,120.24
  4. Step 4: Simplify right side
    202,633.12x = 33,176,607,868.12
  5. Step 5: Solve for x
    x = 33,176,607,868.12/202,633.12
  6. Step 6: Final answer
    x = 163,727.47

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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.