Home / 83,114.16-114,701.82-50,838.66

Finding the Fourth Proportional to 83,114.16, 114,701.82 and 50,838.66

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Solution

The fourth proportional to 83,114.16, 114,701.82 and 50,838.66 is: 70,159.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,114.16 : 114,701.82 = 50,838.66 : x
  2. Step 2: Convert to fraction form
    83,114.16/114,701.82 = 50,838.66/x
  3. Step 3: Cross multiply
    83,114.16x = 114,701.82 × 50,838.66
  4. Step 4: Simplify right side
    83,114.16x = 5,831,286,828.36
  5. Step 5: Solve for x
    x = 5,831,286,828.36/83,114.16
  6. Step 6: Final answer
    x = 70,159.97

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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.