Home / 127,917.70-191,767.14-49,088.50

Finding the Fourth Proportional to 127,917.70, 191,767.14 and 49,088.50

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Solution

The fourth proportional to 127,917.70, 191,767.14 and 49,088.50 is: 73,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,917.70 : 191,767.14 = 49,088.50 : x
  2. Step 2: Convert to fraction form
    127,917.70/191,767.14 = 49,088.50/x
  3. Step 3: Cross multiply
    127,917.70x = 191,767.14 × 49,088.50
  4. Step 4: Simplify right side
    127,917.70x = 9,413,561,251.89
  5. Step 5: Solve for x
    x = 9,413,561,251.89/127,917.70
  6. Step 6: Final answer
    x = 73,590.76

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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.