Home / 131,954.94-182,100.15-71,527.59

Finding the Fourth Proportional to 131,954.94, 182,100.15 and 71,527.59

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Solution

The fourth proportional to 131,954.94, 182,100.15 and 71,527.59 is: 98,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,954.94 : 182,100.15 = 71,527.59 : x
  2. Step 2: Convert to fraction form
    131,954.94/182,100.15 = 71,527.59/x
  3. Step 3: Cross multiply
    131,954.94x = 182,100.15 × 71,527.59
  4. Step 4: Simplify right side
    131,954.94x = 13,025,184,868.14
  5. Step 5: Solve for x
    x = 13,025,184,868.14/131,954.94
  6. Step 6: Final answer
    x = 98,709.34

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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.