Home / 202,625.12-304,025.16-109,112.24

Finding the Fourth Proportional to 202,625.12, 304,025.16 and 109,112.24

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Solution

The fourth proportional to 202,625.12, 304,025.16 and 109,112.24 is: 163,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,625.12 : 304,025.16 = 109,112.24 : x
  2. Step 2: Convert to fraction form
    202,625.12/304,025.16 = 109,112.24/x
  3. Step 3: Cross multiply
    202,625.12x = 304,025.16 × 109,112.24
  4. Step 4: Simplify right side
    202,625.12x = 33,172,866,223.96
  5. Step 5: Solve for x
    x = 33,172,866,223.96/202,625.12
  6. Step 6: Final answer
    x = 163,715.47

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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.