Home / 75,316.64-103,936.07-43,484.85

Finding the Fourth Proportional to 75,316.64, 103,936.07 and 43,484.85

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Solution

The fourth proportional to 75,316.64, 103,936.07 and 43,484.85 is: 60,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,316.64 : 103,936.07 = 43,484.85 : x
  2. Step 2: Convert to fraction form
    75,316.64/103,936.07 = 43,484.85/x
  3. Step 3: Cross multiply
    75,316.64x = 103,936.07 × 43,484.85
  4. Step 4: Simplify right side
    75,316.64x = 4,519,644,196.12
  5. Step 5: Solve for x
    x = 4,519,644,196.12/75,316.64
  6. Step 6: Final answer
    x = 60,008.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.