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Finding the Fourth Proportional to 63,083.88, 94,590.63 and 20,941.08

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Solution

The fourth proportional to 63,083.88, 94,590.63 and 20,941.08 is: 31,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,083.88 : 94,590.63 = 20,941.08 : x
  2. Step 2: Convert to fraction form
    63,083.88/94,590.63 = 20,941.08/x
  3. Step 3: Cross multiply
    63,083.88x = 94,590.63 × 20,941.08
  4. Step 4: Simplify right side
    63,083.88x = 1,980,829,372.42
  5. Step 5: Solve for x
    x = 1,980,829,372.42/63,083.88
  6. Step 6: Final answer
    x = 31,399.93

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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.