Home / 111,034.60-166,494.30-40,877.80

Finding the Fourth Proportional to 111,034.60, 166,494.30 and 40,877.80

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Solution

The fourth proportional to 111,034.60, 166,494.30 and 40,877.80 is: 61,295.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,034.60 : 166,494.30 = 40,877.80 : x
  2. Step 2: Convert to fraction form
    111,034.60/166,494.30 = 40,877.80/x
  3. Step 3: Cross multiply
    111,034.60x = 166,494.30 × 40,877.80
  4. Step 4: Simplify right side
    111,034.60x = 6,805,920,696.54
  5. Step 5: Solve for x
    x = 6,805,920,696.54/111,034.60
  6. Step 6: Final answer
    x = 61,295.49

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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.