Home / 118,658.12-177,968.46-55,522.04

Finding the Fourth Proportional to 118,658.12, 177,968.46 and 55,522.04

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Solution

The fourth proportional to 118,658.12, 177,968.46 and 55,522.04 is: 83,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,658.12 : 177,968.46 = 55,522.04 : x
  2. Step 2: Convert to fraction form
    118,658.12/177,968.46 = 55,522.04/x
  3. Step 3: Cross multiply
    118,658.12x = 177,968.46 × 55,522.04
  4. Step 4: Simplify right side
    118,658.12x = 9,881,171,954.86
  5. Step 5: Solve for x
    x = 9,881,171,954.86/118,658.12
  6. Step 6: Final answer
    x = 83,274.30

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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.