Home / 172,940.06-238,657.29-97,488.56

Finding the Fourth Proportional to 172,940.06, 238,657.29 and 97,488.56

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Solution

The fourth proportional to 172,940.06, 238,657.29 and 97,488.56 is: 134,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,940.06 : 238,657.29 = 97,488.56 : x
  2. Step 2: Convert to fraction form
    172,940.06/238,657.29 = 97,488.56/x
  3. Step 3: Cross multiply
    172,940.06x = 238,657.29 × 97,488.56
  4. Step 4: Simplify right side
    172,940.06x = 23,266,355,766.66
  5. Step 5: Solve for x
    x = 23,266,355,766.66/172,940.06
  6. Step 6: Final answer
    x = 134,534.22

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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.