Home / 101,516.29-152,232.51-38,325.66

Finding the Fourth Proportional to 101,516.29, 152,232.51 and 38,325.66

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Solution

The fourth proportional to 101,516.29, 152,232.51 and 38,325.66 is: 57,472.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,516.29 : 152,232.51 = 38,325.66 : x
  2. Step 2: Convert to fraction form
    101,516.29/152,232.51 = 38,325.66/x
  3. Step 3: Cross multiply
    101,516.29x = 152,232.51 × 38,325.66
  4. Step 4: Simplify right side
    101,516.29x = 5,834,410,992.06
  5. Step 5: Solve for x
    x = 5,834,410,992.06/101,516.29
  6. Step 6: Final answer
    x = 57,472.66

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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.