Home / 199,936.26-275,936.36-115,051.50

Finding the Fourth Proportional to 199,936.26, 275,936.36 and 115,051.50

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Solution

The fourth proportional to 199,936.26, 275,936.36 and 115,051.50 is: 158,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,936.26 : 275,936.36 = 115,051.50 : x
  2. Step 2: Convert to fraction form
    199,936.26/275,936.36 = 115,051.50/x
  3. Step 3: Cross multiply
    199,936.26x = 275,936.36 × 115,051.50
  4. Step 4: Simplify right side
    199,936.26x = 31,746,891,547.28
  5. Step 5: Solve for x
    x = 31,746,891,547.28/199,936.26
  6. Step 6: Final answer
    x = 158,785.06

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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.