Home / 111,041.52-166,560.78-26,800.96

Finding the Fourth Proportional to 111,041.52, 166,560.78 and 26,800.96

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Solution

The fourth proportional to 111,041.52, 166,560.78 and 26,800.96 is: 40,201.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,041.52 : 166,560.78 = 26,800.96 : x
  2. Step 2: Convert to fraction form
    111,041.52/166,560.78 = 26,800.96/x
  3. Step 3: Cross multiply
    111,041.52x = 166,560.78 × 26,800.96
  4. Step 4: Simplify right side
    111,041.52x = 4,463,988,802.35
  5. Step 5: Solve for x
    x = 4,463,988,802.35/111,041.52
  6. Step 6: Final answer
    x = 40,201.08

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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.