Home / 84,206.96-116,154.60-50,192.78

Finding the Fourth Proportional to 84,206.96, 116,154.60 and 50,192.78

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Solution

The fourth proportional to 84,206.96, 116,154.60 and 50,192.78 is: 69,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,206.96 : 116,154.60 = 50,192.78 : x
  2. Step 2: Convert to fraction form
    84,206.96/116,154.60 = 50,192.78/x
  3. Step 3: Cross multiply
    84,206.96x = 116,154.60 × 50,192.78
  4. Step 4: Simplify right side
    84,206.96x = 5,830,122,283.79
  5. Step 5: Solve for x
    x = 5,830,122,283.79/84,206.96
  6. Step 6: Final answer
    x = 69,235.63

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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.