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Finding the Fourth Proportional to 111,179.55, 153,429.01 and 60,193.39

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Solution

The fourth proportional to 111,179.55, 153,429.01 and 60,193.39 is: 83,067.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,179.55 : 153,429.01 = 60,193.39 : x
  2. Step 2: Convert to fraction form
    111,179.55/153,429.01 = 60,193.39/x
  3. Step 3: Cross multiply
    111,179.55x = 153,429.01 × 60,193.39
  4. Step 4: Simplify right side
    111,179.55x = 9,235,411,727.64
  5. Step 5: Solve for x
    x = 9,235,411,727.64/111,179.55
  6. Step 6: Final answer
    x = 83,067.54

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1.5x scale

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.