Home / 55,984.71-83,959.77-18,537.03

Finding the Fourth Proportional to 55,984.71, 83,959.77 and 18,537.03

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Solution

The fourth proportional to 55,984.71, 83,959.77 and 18,537.03 is: 27,799.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,984.71 : 83,959.77 = 18,537.03 : x
  2. Step 2: Convert to fraction form
    55,984.71/83,959.77 = 18,537.03/x
  3. Step 3: Cross multiply
    55,984.71x = 83,959.77 × 18,537.03
  4. Step 4: Simplify right side
    55,984.71x = 1,556,364,775.28
  5. Step 5: Solve for x
    x = 1,556,364,775.28/55,984.71
  6. Step 6: Final answer
    x = 27,799.82

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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.