Home / 118,343.16-177,516.36-34,104.78

Finding the Fourth Proportional to 118,343.16, 177,516.36 and 34,104.78

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Solution

The fourth proportional to 118,343.16, 177,516.36 and 34,104.78 is: 51,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,343.16 : 177,516.36 = 34,104.78 : x
  2. Step 2: Convert to fraction form
    118,343.16/177,516.36 = 34,104.78/x
  3. Step 3: Cross multiply
    118,343.16x = 177,516.36 × 34,104.78
  4. Step 4: Simplify right side
    118,343.16x = 6,054,156,404.20
  5. Step 5: Solve for x
    x = 6,054,156,404.20/118,343.16
  6. Step 6: Final answer
    x = 51,157.64

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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.