Home / 299,435.36-448,983.54-121,733.42

Finding the Fourth Proportional to 299,435.36, 448,983.54 and 121,733.42

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Solution

The fourth proportional to 299,435.36, 448,983.54 and 121,733.42 is: 182,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,435.36 : 448,983.54 = 121,733.42 : x
  2. Step 2: Convert to fraction form
    299,435.36/448,983.54 = 121,733.42/x
  3. Step 3: Cross multiply
    299,435.36x = 448,983.54 × 121,733.42
  4. Step 4: Simplify right side
    299,435.36x = 54,656,299,602.99
  5. Step 5: Solve for x
    x = 54,656,299,602.99/299,435.36
  6. Step 6: Final answer
    x = 182,531.22

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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.