Home / 111,022.40-166,497.15-40,892.60

Finding the Fourth Proportional to 111,022.40, 166,497.15 and 40,892.60

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Solution

The fourth proportional to 111,022.40, 166,497.15 and 40,892.60 is: 61,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,022.40 : 166,497.15 = 40,892.60 : x
  2. Step 2: Convert to fraction form
    111,022.40/166,497.15 = 40,892.60/x
  3. Step 3: Cross multiply
    111,022.40x = 166,497.15 × 40,892.60
  4. Step 4: Simplify right side
    111,022.40x = 6,808,501,356.09
  5. Step 5: Solve for x
    x = 6,808,501,356.09/111,022.40
  6. Step 6: Final answer
    x = 61,325.47

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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.