Home / 82,941.14-114,458.19-45,215.66

Finding the Fourth Proportional to 82,941.14, 114,458.19 and 45,215.66

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Solution

The fourth proportional to 82,941.14, 114,458.19 and 45,215.66 is: 62,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,941.14 : 114,458.19 = 45,215.66 : x
  2. Step 2: Convert to fraction form
    82,941.14/114,458.19 = 45,215.66/x
  3. Step 3: Cross multiply
    82,941.14x = 114,458.19 × 45,215.66
  4. Step 4: Simplify right side
    82,941.14x = 5,175,302,603.26
  5. Step 5: Solve for x
    x = 5,175,302,603.26/82,941.14
  6. Step 6: Final answer
    x = 62,397.29

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Why These Related Problems?

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