Home / 54,852.07-82,278.09-13,299.07

Finding the Fourth Proportional to 54,852.07, 82,278.09 and 13,299.07

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Solution

The fourth proportional to 54,852.07, 82,278.09 and 13,299.07 is: 19,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,852.07 : 82,278.09 = 13,299.07 : x
  2. Step 2: Convert to fraction form
    54,852.07/82,278.09 = 13,299.07/x
  3. Step 3: Cross multiply
    54,852.07x = 82,278.09 × 13,299.07
  4. Step 4: Simplify right side
    54,852.07x = 1,094,222,078.38
  5. Step 5: Solve for x
    x = 1,094,222,078.38/54,852.07
  6. Step 6: Final answer
    x = 19,948.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.