Home / 159,264.33-238,896.49-40,935.78

Finding the Fourth Proportional to 159,264.33, 238,896.49 and 40,935.78

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Solution

The fourth proportional to 159,264.33, 238,896.49 and 40,935.78 is: 61,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,264.33 : 238,896.49 = 40,935.78 : x
  2. Step 2: Convert to fraction form
    159,264.33/238,896.49 = 40,935.78/x
  3. Step 3: Cross multiply
    159,264.33x = 238,896.49 × 40,935.78
  4. Step 4: Simplify right side
    159,264.33x = 9,779,414,131.83
  5. Step 5: Solve for x
    x = 9,779,414,131.83/159,264.33
  6. Step 6: Final answer
    x = 61,403.67

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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.