Home / 35,085.12-48,418.16-19,170.24

Finding the Fourth Proportional to 35,085.12, 48,418.16 and 19,170.24

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Solution

The fourth proportional to 35,085.12, 48,418.16 and 19,170.24 is: 26,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085.12 : 48,418.16 = 19,170.24 : x
  2. Step 2: Convert to fraction form
    35,085.12/48,418.16 = 19,170.24/x
  3. Step 3: Cross multiply
    35,085.12x = 48,418.16 × 19,170.24
  4. Step 4: Simplify right side
    35,085.12x = 928,187,747.56
  5. Step 5: Solve for x
    x = 928,187,747.56/35,085.12
  6. Step 6: Final answer
    x = 26,455.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.