Home / 127,760.57-191,503.26-61,058.90

Finding the Fourth Proportional to 127,760.57, 191,503.26 and 61,058.90

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Solution

The fourth proportional to 127,760.57, 191,503.26 and 61,058.90 is: 91,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,760.57 : 191,503.26 = 61,058.90 : x
  2. Step 2: Convert to fraction form
    127,760.57/191,503.26 = 61,058.90/x
  3. Step 3: Cross multiply
    127,760.57x = 191,503.26 × 61,058.90
  4. Step 4: Simplify right side
    127,760.57x = 11,692,978,402.01
  5. Step 5: Solve for x
    x = 11,692,978,402.01/127,760.57
  6. Step 6: Final answer
    x = 91,522.59

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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.