Home / 76,168.14-114,275.70-34,083.54

Finding the Fourth Proportional to 76,168.14, 114,275.70 and 34,083.54

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Solution

The fourth proportional to 76,168.14, 114,275.70 and 34,083.54 is: 51,135.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,168.14 : 114,275.70 = 34,083.54 : x
  2. Step 2: Convert to fraction form
    76,168.14/114,275.70 = 34,083.54/x
  3. Step 3: Cross multiply
    76,168.14x = 114,275.70 × 34,083.54
  4. Step 4: Simplify right side
    76,168.14x = 3,894,920,391.98
  5. Step 5: Solve for x
    x = 3,894,920,391.98/76,168.14
  6. Step 6: Final answer
    x = 51,135.82

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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.