Home / 114,523.04-158,046.77-76,221.38

Finding the Fourth Proportional to 114,523.04, 158,046.77 and 76,221.38

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Solution

The fourth proportional to 114,523.04, 158,046.77 and 76,221.38 is: 105,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,523.04 : 158,046.77 = 76,221.38 : x
  2. Step 2: Convert to fraction form
    114,523.04/158,046.77 = 76,221.38/x
  3. Step 3: Cross multiply
    114,523.04x = 158,046.77 × 76,221.38
  4. Step 4: Simplify right side
    114,523.04x = 12,046,542,913.94
  5. Step 5: Solve for x
    x = 12,046,542,913.94/114,523.04
  6. Step 6: Final answer
    x = 105,188.82

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1.5x scale

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.