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Finding the Fourth Proportional to 245,950.42, 368,606.08 and 110,915.32

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Solution

The fourth proportional to 245,950.42, 368,606.08 and 110,915.32 is: 166,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,950.42 : 368,606.08 = 110,915.32 : x
  2. Step 2: Convert to fraction form
    245,950.42/368,606.08 = 110,915.32/x
  3. Step 3: Cross multiply
    245,950.42x = 368,606.08 × 110,915.32
  4. Step 4: Simplify right side
    245,950.42x = 40,884,058,919.54
  5. Step 5: Solve for x
    x = 40,884,058,919.54/245,950.42
  6. Step 6: Final answer
    x = 166,228.87

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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.