Home / 104,650.77-157,074.79-38,155.17

Finding the Fourth Proportional to 104,650.77, 157,074.79 and 38,155.17

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Solution

The fourth proportional to 104,650.77, 157,074.79 and 38,155.17 is: 57,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,650.77 : 157,074.79 = 38,155.17 : x
  2. Step 2: Convert to fraction form
    104,650.77/157,074.79 = 38,155.17/x
  3. Step 3: Cross multiply
    104,650.77x = 157,074.79 × 38,155.17
  4. Step 4: Simplify right side
    104,650.77x = 5,993,214,434.40
  5. Step 5: Solve for x
    x = 5,993,214,434.40/104,650.77
  6. Step 6: Final answer
    x = 57,268.71

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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.