Home / 74,104.48-111,157-17,944.50

Finding the Fourth Proportional to 74,104.48, 111,157 and 17,944.50

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Solution

The fourth proportional to 74,104.48, 111,157 and 17,944.50 is: 26,916.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,104.48 : 111,157 = 17,944.50 : x
  2. Step 2: Convert to fraction form
    74,104.48/111,157 = 17,944.50/x
  3. Step 3: Cross multiply
    74,104.48x = 111,157 × 17,944.50
  4. Step 4: Simplify right side
    74,104.48x = 1,994,656,786.50
  5. Step 5: Solve for x
    x = 1,994,656,786.50/74,104.48
  6. Step 6: Final answer
    x = 26,916.82

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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.