Home / 137,027.48-205,554.90-37,189.28

Finding the Fourth Proportional to 137,027.48, 205,554.90 and 37,189.28

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Solution

The fourth proportional to 137,027.48, 205,554.90 and 37,189.28 is: 55,787.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,027.48 : 205,554.90 = 37,189.28 : x
  2. Step 2: Convert to fraction form
    137,027.48/205,554.90 = 37,189.28/x
  3. Step 3: Cross multiply
    137,027.48x = 205,554.90 × 37,189.28
  4. Step 4: Simplify right side
    137,027.48x = 7,644,438,731.47
  5. Step 5: Solve for x
    x = 7,644,438,731.47/137,027.48
  6. Step 6: Final answer
    x = 55,787.63

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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.