Home / 171,206.25-236,282.31-98,611.56

Finding the Fourth Proportional to 171,206.25, 236,282.31 and 98,611.56

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Solution

The fourth proportional to 171,206.25, 236,282.31 and 98,611.56 is: 136,094.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,206.25 : 236,282.31 = 98,611.56 : x
  2. Step 2: Convert to fraction form
    171,206.25/236,282.31 = 98,611.56/x
  3. Step 3: Cross multiply
    171,206.25x = 236,282.31 × 98,611.56
  4. Step 4: Simplify right side
    171,206.25x = 23,300,167,189.50
  5. Step 5: Solve for x
    x = 23,300,167,189.50/171,206.25
  6. Step 6: Final answer
    x = 136,094.14

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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.