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Finding the Fourth Proportional to 196,167.88, 294,218.88 and 55,893.16

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Solution

The fourth proportional to 196,167.88, 294,218.88 and 55,893.16 is: 83,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,167.88 : 294,218.88 = 55,893.16 : x
  2. Step 2: Convert to fraction form
    196,167.88/294,218.88 = 55,893.16/x
  3. Step 3: Cross multiply
    196,167.88x = 294,218.88 × 55,893.16
  4. Step 4: Simplify right side
    196,167.88x = 16,444,822,934.86
  5. Step 5: Solve for x
    x = 16,444,822,934.86/196,167.88
  6. Step 6: Final answer
    x = 83,830.35

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1.5x scale

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.