Home / 111,028.86-166,541.75-26,788.32

Finding the Fourth Proportional to 111,028.86, 166,541.75 and 26,788.32

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Solution

The fourth proportional to 111,028.86, 166,541.75 and 26,788.32 is: 40,182.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,028.86 : 166,541.75 = 26,788.32 : x
  2. Step 2: Convert to fraction form
    111,028.86/166,541.75 = 26,788.32/x
  3. Step 3: Cross multiply
    111,028.86x = 166,541.75 × 26,788.32
  4. Step 4: Simplify right side
    111,028.86x = 4,461,373,558.42
  5. Step 5: Solve for x
    x = 4,461,373,558.42/111,028.86
  6. Step 6: Final answer
    x = 40,182.11

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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.