Home / 111,023.40-166,498.65-40,893.60

Finding the Fourth Proportional to 111,023.40, 166,498.65 and 40,893.60

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Solution

The fourth proportional to 111,023.40, 166,498.65 and 40,893.60 is: 61,326.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,023.40 : 166,498.65 = 40,893.60 : x
  2. Step 2: Convert to fraction form
    111,023.40/166,498.65 = 40,893.60/x
  3. Step 3: Cross multiply
    111,023.40x = 166,498.65 × 40,893.60
  4. Step 4: Simplify right side
    111,023.40x = 6,808,729,193.64
  5. Step 5: Solve for x
    x = 6,808,729,193.64/111,023.40
  6. Step 6: Final answer
    x = 61,326.97

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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.