Home / 131,283.26-196,923.42-89,058.74

Finding the Fourth Proportional to 131,283.26, 196,923.42 and 89,058.74

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Solution

The fourth proportional to 131,283.26, 196,923.42 and 89,058.74 is: 133,587.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,283.26 : 196,923.42 = 89,058.74 : x
  2. Step 2: Convert to fraction form
    131,283.26/196,923.42 = 89,058.74/x
  3. Step 3: Cross multiply
    131,283.26x = 196,923.42 × 89,058.74
  4. Step 4: Simplify right side
    131,283.26x = 17,537,751,661.69
  5. Step 5: Solve for x
    x = 17,537,751,661.69/131,283.26
  6. Step 6: Final answer
    x = 133,587.11

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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.