Home / 82,778.90-114,237.34-50,966.15

Finding the Fourth Proportional to 82,778.90, 114,237.34 and 50,966.15

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Solution

The fourth proportional to 82,778.90, 114,237.34 and 50,966.15 is: 70,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,778.90 : 114,237.34 = 50,966.15 : x
  2. Step 2: Convert to fraction form
    82,778.90/114,237.34 = 50,966.15/x
  3. Step 3: Cross multiply
    82,778.90x = 114,237.34 × 50,966.15
  4. Step 4: Simplify right side
    82,778.90x = 5,822,236,707.44
  5. Step 5: Solve for x
    x = 5,822,236,707.44/82,778.90
  6. Step 6: Final answer
    x = 70,334.80

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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.