Home / 202,360.16-279,249.68-111,714.17

Finding the Fourth Proportional to 202,360.16, 279,249.68 and 111,714.17

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Solution

The fourth proportional to 202,360.16, 279,249.68 and 111,714.17 is: 154,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,360.16 : 279,249.68 = 111,714.17 : x
  2. Step 2: Convert to fraction form
    202,360.16/279,249.68 = 111,714.17/x
  3. Step 3: Cross multiply
    202,360.16x = 279,249.68 × 111,714.17
  4. Step 4: Simplify right side
    202,360.16x = 31,196,146,223.97
  5. Step 5: Solve for x
    x = 31,196,146,223.97/202,360.16
  6. Step 6: Final answer
    x = 154,161.50

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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.