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Finding the Fourth Proportional to 111,124.44, 153,355.32 and 60,823.44

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Solution

The fourth proportional to 111,124.44, 153,355.32 and 60,823.44 is: 83,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,124.44 : 153,355.32 = 60,823.44 : x
  2. Step 2: Convert to fraction form
    111,124.44/153,355.32 = 60,823.44/x
  3. Step 3: Cross multiply
    111,124.44x = 153,355.32 × 60,823.44
  4. Step 4: Simplify right side
    111,124.44x = 9,327,598,104.70
  5. Step 5: Solve for x
    x = 9,327,598,104.70/111,124.44
  6. Step 6: Final answer
    x = 83,938.31

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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.