Home / 151,175.62-208,617.13-83,186.24

Finding the Fourth Proportional to 151,175.62, 208,617.13 and 83,186.24

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Solution

The fourth proportional to 151,175.62, 208,617.13 and 83,186.24 is: 114,794.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,175.62 : 208,617.13 = 83,186.24 : x
  2. Step 2: Convert to fraction form
    151,175.62/208,617.13 = 83,186.24/x
  3. Step 3: Cross multiply
    151,175.62x = 208,617.13 × 83,186.24
  4. Step 4: Simplify right side
    151,175.62x = 17,354,074,644.29
  5. Step 5: Solve for x
    x = 17,354,074,644.29/151,175.62
  6. Step 6: Final answer
    x = 114,794.14

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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.