Home / 111,037.20-166,473.72-57,652.53

Finding the Fourth Proportional to 111,037.20, 166,473.72 and 57,652.53

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Solution

The fourth proportional to 111,037.20, 166,473.72 and 57,652.53 is: 86,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,037.20 : 166,473.72 = 57,652.53 : x
  2. Step 2: Convert to fraction form
    111,037.20/166,473.72 = 57,652.53/x
  3. Step 3: Cross multiply
    111,037.20x = 166,473.72 × 57,652.53
  4. Step 4: Simplify right side
    111,037.20x = 9,597,631,136.51
  5. Step 5: Solve for x
    x = 9,597,631,136.51/111,037.20
  6. Step 6: Final answer
    x = 86,436.18

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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.