Home / 86,799.36-130,208.64-27,614.28

Finding the Fourth Proportional to 86,799.36, 130,208.64 and 27,614.28

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Solution

The fourth proportional to 86,799.36, 130,208.64 and 27,614.28 is: 41,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,799.36 : 130,208.64 = 27,614.28 : x
  2. Step 2: Convert to fraction form
    86,799.36/130,208.64 = 27,614.28/x
  3. Step 3: Cross multiply
    86,799.36x = 130,208.64 × 27,614.28
  4. Step 4: Simplify right side
    86,799.36x = 3,595,617,843.38
  5. Step 5: Solve for x
    x = 3,595,617,843.38/86,799.36
  6. Step 6: Final answer
    x = 41,424.47

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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.