Home / 84,212.75-116,213.58-48,409.74

Finding the Fourth Proportional to 84,212.75, 116,213.58 and 48,409.74

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Solution

The fourth proportional to 84,212.75, 116,213.58 and 48,409.74 is: 66,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,212.75 : 116,213.58 = 48,409.74 : x
  2. Step 2: Convert to fraction form
    84,212.75/116,213.58 = 48,409.74/x
  3. Step 3: Cross multiply
    84,212.75x = 116,213.58 × 48,409.74
  4. Step 4: Simplify right side
    84,212.75x = 5,625,869,192.27
  5. Step 5: Solve for x
    x = 5,625,869,192.27/84,212.75
  6. Step 6: Final answer
    x = 66,805.44

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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.