Home / 74,982.36-103,472.58-43,152.42

Finding the Fourth Proportional to 74,982.36, 103,472.58 and 43,152.42

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Solution

The fourth proportional to 74,982.36, 103,472.58 and 43,152.42 is: 59,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,982.36 : 103,472.58 = 43,152.42 : x
  2. Step 2: Convert to fraction form
    74,982.36/103,472.58 = 43,152.42/x
  3. Step 3: Cross multiply
    74,982.36x = 103,472.58 × 43,152.42
  4. Step 4: Simplify right side
    74,982.36x = 4,465,092,230.64
  5. Step 5: Solve for x
    x = 4,465,092,230.64/74,982.36
  6. Step 6: Final answer
    x = 59,548.57

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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.