Home / 82,778.36-114,236.80-46,969.88

Finding the Fourth Proportional to 82,778.36, 114,236.80 and 46,969.88

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Solution

The fourth proportional to 82,778.36, 114,236.80 and 46,969.88 is: 64,819.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,778.36 : 114,236.80 = 46,969.88 : x
  2. Step 2: Convert to fraction form
    82,778.36/114,236.80 = 46,969.88/x
  3. Step 3: Cross multiply
    82,778.36x = 114,236.80 × 46,969.88
  4. Step 4: Simplify right side
    82,778.36x = 5,365,688,098.98
  5. Step 5: Solve for x
    x = 5,365,688,098.98/82,778.36
  6. Step 6: Final answer
    x = 64,819.94

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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.