Home / 113,992.17-170,991.75-39,111.29

Finding the Fourth Proportional to 113,992.17, 170,991.75 and 39,111.29

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Solution

The fourth proportional to 113,992.17, 170,991.75 and 39,111.29 is: 58,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,992.17 : 170,991.75 = 39,111.29 : x
  2. Step 2: Convert to fraction form
    113,992.17/170,991.75 = 39,111.29/x
  3. Step 3: Cross multiply
    113,992.17x = 170,991.75 × 39,111.29
  4. Step 4: Simplify right side
    113,992.17x = 6,687,707,066.90
  5. Step 5: Solve for x
    x = 6,687,707,066.90/113,992.17
  6. Step 6: Final answer
    x = 58,668.13

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1.5x scale

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.