Home / 195,862.03-270,190.11-127,918.77

Finding the Fourth Proportional to 195,862.03, 270,190.11 and 127,918.77

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Solution

The fourth proportional to 195,862.03, 270,190.11 and 127,918.77 is: 176,462.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,862.03 : 270,190.11 = 127,918.77 : x
  2. Step 2: Convert to fraction form
    195,862.03/270,190.11 = 127,918.77/x
  3. Step 3: Cross multiply
    195,862.03x = 270,190.11 × 127,918.77
  4. Step 4: Simplify right side
    195,862.03x = 34,562,386,537.36
  5. Step 5: Solve for x
    x = 34,562,386,537.36/195,862.03
  6. Step 6: Final answer
    x = 176,462.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.