Home / 131,241.06-196,566.14-91,973.48

Finding the Fourth Proportional to 131,241.06, 196,566.14 and 91,973.48

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Solution

The fourth proportional to 131,241.06, 196,566.14 and 91,973.48 is: 137,753.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,241.06 : 196,566.14 = 91,973.48 : x
  2. Step 2: Convert to fraction form
    131,241.06/196,566.14 = 91,973.48/x
  3. Step 3: Cross multiply
    131,241.06x = 196,566.14 × 91,973.48
  4. Step 4: Simplify right side
    131,241.06x = 18,078,871,193.07
  5. Step 5: Solve for x
    x = 18,078,871,193.07/131,241.06
  6. Step 6: Final answer
    x = 137,753.16

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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.