Home / 83,053.14-114,613.36-51,240.54

Finding the Fourth Proportional to 83,053.14, 114,613.36 and 51,240.54

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Solution

The fourth proportional to 83,053.14, 114,613.36 and 51,240.54 is: 70,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.14 : 114,613.36 = 51,240.54 : x
  2. Step 2: Convert to fraction form
    83,053.14/114,613.36 = 51,240.54/x
  3. Step 3: Cross multiply
    83,053.14x = 114,613.36 × 51,240.54
  4. Step 4: Simplify right side
    83,053.14x = 5,872,850,457.61
  5. Step 5: Solve for x
    x = 5,872,850,457.61/83,053.14
  6. Step 6: Final answer
    x = 70,711.96

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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.