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Finding the Fourth Proportional to 196,445.64, 294,537.22 and 61,464

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Solution

The fourth proportional to 196,445.64, 294,537.22 and 61,464 is: 92,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,445.64 : 294,537.22 = 61,464 : x
  2. Step 2: Convert to fraction form
    196,445.64/294,537.22 = 61,464/x
  3. Step 3: Cross multiply
    196,445.64x = 294,537.22 × 61,464
  4. Step 4: Simplify right side
    196,445.64x = 18,103,435,690.08
  5. Step 5: Solve for x
    x = 18,103,435,690.08/196,445.64
  6. Step 6: Final answer
    x = 92,154.94

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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.