Home / 61,023.01-91,544.38-18,893.19

Finding the Fourth Proportional to 61,023.01, 91,544.38 and 18,893.19

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Solution

The fourth proportional to 61,023.01, 91,544.38 and 18,893.19 is: 28,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,023.01 : 91,544.38 = 18,893.19 : x
  2. Step 2: Convert to fraction form
    61,023.01/91,544.38 = 18,893.19/x
  3. Step 3: Cross multiply
    61,023.01x = 91,544.38 × 18,893.19
  4. Step 4: Simplify right side
    61,023.01x = 1,729,565,364.77
  5. Step 5: Solve for x
    x = 1,729,565,364.77/61,023.01
  6. Step 6: Final answer
    x = 28,342.84

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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.