Home / 127,841.34-191,761.89-34,347.09

Finding the Fourth Proportional to 127,841.34, 191,761.89 and 34,347.09

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Solution

The fourth proportional to 127,841.34, 191,761.89 and 34,347.09 is: 51,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,841.34 : 191,761.89 = 34,347.09 : x
  2. Step 2: Convert to fraction form
    127,841.34/191,761.89 = 34,347.09/x
  3. Step 3: Cross multiply
    127,841.34x = 191,761.89 × 34,347.09
  4. Step 4: Simplify right side
    127,841.34x = 6,586,462,894.40
  5. Step 5: Solve for x
    x = 6,586,462,894.40/127,841.34
  6. Step 6: Final answer
    x = 51,520.60

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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.