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Finding the Fourth Proportional to 92,666.21, 127,893.06 and 58,677.89

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Solution

The fourth proportional to 92,666.21, 127,893.06 and 58,677.89 is: 80,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,666.21 : 127,893.06 = 58,677.89 : x
  2. Step 2: Convert to fraction form
    92,666.21/127,893.06 = 58,677.89/x
  3. Step 3: Cross multiply
    92,666.21x = 127,893.06 × 58,677.89
  4. Step 4: Simplify right side
    92,666.21x = 7,504,494,266.98
  5. Step 5: Solve for x
    x = 7,504,494,266.98/92,666.21
  6. Step 6: Final answer
    x = 80,984.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.