Home / 174,892.19-262,362.72-86,146.43

Finding the Fourth Proportional to 174,892.19, 262,362.72 and 86,146.43

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Solution

The fourth proportional to 174,892.19, 262,362.72 and 86,146.43 is: 129,231.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,892.19 : 262,362.72 = 86,146.43 : x
  2. Step 2: Convert to fraction form
    174,892.19/262,362.72 = 86,146.43/x
  3. Step 3: Cross multiply
    174,892.19x = 262,362.72 × 86,146.43
  4. Step 4: Simplify right side
    174,892.19x = 22,601,611,693.09
  5. Step 5: Solve for x
    x = 22,601,611,693.09/174,892.19
  6. Step 6: Final answer
    x = 129,231.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.