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Finding the Fourth Proportional to 111,015, 153,200.82 and 60,714.12

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Solution

The fourth proportional to 111,015, 153,200.82 and 60,714.12 is: 83,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,015 : 153,200.82 = 60,714.12 : x
  2. Step 2: Convert to fraction form
    111,015/153,200.82 = 60,714.12/x
  3. Step 3: Cross multiply
    111,015x = 153,200.82 × 60,714.12
  4. Step 4: Simplify right side
    111,015x = 9,301,452,969.58
  5. Step 5: Solve for x
    x = 9,301,452,969.58/111,015
  6. Step 6: Final answer
    x = 83,785.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.