Home / 83,941.43-115,838.96-46,215.68

Finding the Fourth Proportional to 83,941.43, 115,838.96 and 46,215.68

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Solution

The fourth proportional to 83,941.43, 115,838.96 and 46,215.68 is: 63,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,941.43 : 115,838.96 = 46,215.68 : x
  2. Step 2: Convert to fraction form
    83,941.43/115,838.96 = 46,215.68/x
  3. Step 3: Cross multiply
    83,941.43x = 115,838.96 × 46,215.68
  4. Step 4: Simplify right side
    83,941.43x = 5,353,576,712.03
  5. Step 5: Solve for x
    x = 5,353,576,712.03/83,941.43
  6. Step 6: Final answer
    x = 63,777.52

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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.