Home / 131,150.84-196,923.08-75,054.28

Finding the Fourth Proportional to 131,150.84, 196,923.08 and 75,054.28

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Solution

The fourth proportional to 131,150.84, 196,923.08 and 75,054.28 is: 112,694.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,150.84 : 196,923.08 = 75,054.28 : x
  2. Step 2: Convert to fraction form
    131,150.84/196,923.08 = 75,054.28/x
  3. Step 3: Cross multiply
    131,150.84x = 196,923.08 × 75,054.28
  4. Step 4: Simplify right side
    131,150.84x = 14,779,919,984.78
  5. Step 5: Solve for x
    x = 14,779,919,984.78/131,150.84
  6. Step 6: Final answer
    x = 112,694.06

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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.