Home / 175,443.82-242,107.03-98,961.80

Finding the Fourth Proportional to 175,443.82, 242,107.03 and 98,961.80

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Solution

The fourth proportional to 175,443.82, 242,107.03 and 98,961.80 is: 136,564.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,443.82 : 242,107.03 = 98,961.80 : x
  2. Step 2: Convert to fraction form
    175,443.82/242,107.03 = 98,961.80/x
  3. Step 3: Cross multiply
    175,443.82x = 242,107.03 × 98,961.80
  4. Step 4: Simplify right side
    175,443.82x = 23,959,347,199.81
  5. Step 5: Solve for x
    x = 23,959,347,199.81/175,443.82
  6. Step 6: Final answer
    x = 136,564.21

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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.