Home / 127,910.43-191,832.89-37,932.08

Finding the Fourth Proportional to 127,910.43, 191,832.89 and 37,932.08

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Solution

The fourth proportional to 127,910.43, 191,832.89 and 37,932.08 is: 56,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,910.43 : 191,832.89 = 37,932.08 : x
  2. Step 2: Convert to fraction form
    127,910.43/191,832.89 = 37,932.08/x
  3. Step 3: Cross multiply
    127,910.43x = 191,832.89 × 37,932.08
  4. Step 4: Simplify right side
    127,910.43x = 7,276,619,381.29
  5. Step 5: Solve for x
    x = 7,276,619,381.29/127,910.43
  6. Step 6: Final answer
    x = 56,888.40

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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.