Home / 111,922.02-154,442.97-64,164.42

Finding the Fourth Proportional to 111,922.02, 154,442.97 and 64,164.42

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Solution

The fourth proportional to 111,922.02, 154,442.97 and 64,164.42 is: 88,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,922.02 : 154,442.97 = 64,164.42 : x
  2. Step 2: Convert to fraction form
    111,922.02/154,442.97 = 64,164.42/x
  3. Step 3: Cross multiply
    111,922.02x = 154,442.97 × 64,164.42
  4. Step 4: Simplify right side
    111,922.02x = 9,909,743,593.13
  5. Step 5: Solve for x
    x = 9,909,743,593.13/111,922.02
  6. Step 6: Final answer
    x = 88,541.50

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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.