Home / 114,865.43-158,491.07-67,109.55

Finding the Fourth Proportional to 114,865.43, 158,491.07 and 67,109.55

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Solution

The fourth proportional to 114,865.43, 158,491.07 and 67,109.55 is: 92,597.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,865.43 : 158,491.07 = 67,109.55 : x
  2. Step 2: Convert to fraction form
    114,865.43/158,491.07 = 67,109.55/x
  3. Step 3: Cross multiply
    114,865.43x = 158,491.07 × 67,109.55
  4. Step 4: Simplify right side
    114,865.43x = 10,636,264,897.17
  5. Step 5: Solve for x
    x = 10,636,264,897.17/114,865.43
  6. Step 6: Final answer
    x = 92,597.61

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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.