Home / 82,733.78-114,172.26-45,008.84

Finding the Fourth Proportional to 82,733.78, 114,172.26 and 45,008.84

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Solution

The fourth proportional to 82,733.78, 114,172.26 and 45,008.84 is: 62,112.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,733.78 : 114,172.26 = 45,008.84 : x
  2. Step 2: Convert to fraction form
    82,733.78/114,172.26 = 45,008.84/x
  3. Step 3: Cross multiply
    82,733.78x = 114,172.26 × 45,008.84
  4. Step 4: Simplify right side
    82,733.78x = 5,138,760,982.78
  5. Step 5: Solve for x
    x = 5,138,760,982.78/82,733.78
  6. Step 6: Final answer
    x = 62,112.01

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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.