Home / 199,335.38-299,053.58-66,216.33

Finding the Fourth Proportional to 199,335.38, 299,053.58 and 66,216.33

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Solution

The fourth proportional to 199,335.38, 299,053.58 and 66,216.33 is: 99,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,335.38 : 299,053.58 = 66,216.33 : x
  2. Step 2: Convert to fraction form
    199,335.38/299,053.58 = 66,216.33/x
  3. Step 3: Cross multiply
    199,335.38x = 299,053.58 × 66,216.33
  4. Step 4: Simplify right side
    199,335.38x = 19,802,230,209.88
  5. Step 5: Solve for x
    x = 19,802,230,209.88/199,335.38
  6. Step 6: Final answer
    x = 99,341.27

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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.