Home / 46,102.54-69,170.32-19,455.16

Finding the Fourth Proportional to 46,102.54, 69,170.32 and 19,455.16

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Solution

The fourth proportional to 46,102.54, 69,170.32 and 19,455.16 is: 29,189.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,102.54 : 69,170.32 = 19,455.16 : x
  2. Step 2: Convert to fraction form
    46,102.54/69,170.32 = 19,455.16/x
  3. Step 3: Cross multiply
    46,102.54x = 69,170.32 × 19,455.16
  4. Step 4: Simplify right side
    46,102.54x = 1,345,719,642.85
  5. Step 5: Solve for x
    x = 1,345,719,642.85/46,102.54
  6. Step 6: Final answer
    x = 29,189.71

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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.