Home / 238,513.31-357,782.37-61,021.86

Finding the Fourth Proportional to 238,513.31, 357,782.37 and 61,021.86

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Solution

The fourth proportional to 238,513.31, 357,782.37 and 61,021.86 is: 91,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,513.31 : 357,782.37 = 61,021.86 : x
  2. Step 2: Convert to fraction form
    238,513.31/357,782.37 = 61,021.86/x
  3. Step 3: Cross multiply
    238,513.31x = 357,782.37 × 61,021.86
  4. Step 4: Simplify right side
    238,513.31x = 21,832,544,122.09
  5. Step 5: Solve for x
    x = 21,832,544,122.09/238,513.31
  6. Step 6: Final answer
    x = 91,535.96

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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.