Home / 111,733.62-167,600.02-45,172.95

Finding the Fourth Proportional to 111,733.62, 167,600.02 and 45,172.95

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Solution

The fourth proportional to 111,733.62, 167,600.02 and 45,172.95 is: 67,759.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,733.62 : 167,600.02 = 45,172.95 : x
  2. Step 2: Convert to fraction form
    111,733.62/167,600.02 = 45,172.95/x
  3. Step 3: Cross multiply
    111,733.62x = 167,600.02 × 45,172.95
  4. Step 4: Simplify right side
    111,733.62x = 7,570,987,323.46
  5. Step 5: Solve for x
    x = 7,570,987,323.46/111,733.62
  6. Step 6: Final answer
    x = 67,759.26

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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.