Home / 157,922.01-217,927.31-86,301.81

Finding the Fourth Proportional to 157,922.01, 217,927.31 and 86,301.81

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Solution

The fourth proportional to 157,922.01, 217,927.31 and 86,301.81 is: 119,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,922.01 : 217,927.31 = 86,301.81 : x
  2. Step 2: Convert to fraction form
    157,922.01/217,927.31 = 86,301.81/x
  3. Step 3: Cross multiply
    157,922.01x = 217,927.31 × 86,301.81
  4. Step 4: Simplify right side
    157,922.01x = 18,807,520,869.92
  5. Step 5: Solve for x
    x = 18,807,520,869.92/157,922.01
  6. Step 6: Final answer
    x = 119,093.73

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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.