Home / 191,939.31-287,951.09-58,829.58

Finding the Fourth Proportional to 191,939.31, 287,951.09 and 58,829.58

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Solution

The fourth proportional to 191,939.31, 287,951.09 and 58,829.58 is: 88,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,939.31 : 287,951.09 = 58,829.58 : x
  2. Step 2: Convert to fraction form
    191,939.31/287,951.09 = 58,829.58/x
  3. Step 3: Cross multiply
    191,939.31x = 287,951.09 × 58,829.58
  4. Step 4: Simplify right side
    191,939.31x = 16,940,041,391.09
  5. Step 5: Solve for x
    x = 16,940,041,391.09/191,939.31
  6. Step 6: Final answer
    x = 88,257.28

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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.