Home / 177,659.53-245,195.16-113,108.15

Finding the Fourth Proportional to 177,659.53, 245,195.16 and 113,108.15

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Solution

The fourth proportional to 177,659.53, 245,195.16 and 113,108.15 is: 156,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,659.53 : 245,195.16 = 113,108.15 : x
  2. Step 2: Convert to fraction form
    177,659.53/245,195.16 = 113,108.15/x
  3. Step 3: Cross multiply
    177,659.53x = 245,195.16 × 113,108.15
  4. Step 4: Simplify right side
    177,659.53x = 27,733,570,936.55
  5. Step 5: Solve for x
    x = 27,733,570,936.55/177,659.53
  6. Step 6: Final answer
    x = 156,105.17

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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.