Home / 123,394.64-185,099.27-39,153.24

Finding the Fourth Proportional to 123,394.64, 185,099.27 and 39,153.24

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Solution

The fourth proportional to 123,394.64, 185,099.27 and 39,153.24 is: 58,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,394.64 : 185,099.27 = 39,153.24 : x
  2. Step 2: Convert to fraction form
    123,394.64/185,099.27 = 39,153.24/x
  3. Step 3: Cross multiply
    123,394.64x = 185,099.27 × 39,153.24
  4. Step 4: Simplify right side
    123,394.64x = 7,247,235,946.37
  5. Step 5: Solve for x
    x = 7,247,235,946.37/123,394.64
  6. Step 6: Final answer
    x = 58,732.18

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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.