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Finding the Fourth Proportional to 44,700.82, 67,051.15 and 11,420.89

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Solution

The fourth proportional to 44,700.82, 67,051.15 and 11,420.89 is: 17,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,700.82 : 67,051.15 = 11,420.89 : x
  2. Step 2: Convert to fraction form
    44,700.82/67,051.15 = 11,420.89/x
  3. Step 3: Cross multiply
    44,700.82x = 67,051.15 × 11,420.89
  4. Step 4: Simplify right side
    44,700.82x = 765,783,612.34
  5. Step 5: Solve for x
    x = 765,783,612.34/44,700.82
  6. Step 6: Final answer
    x = 17,131.31

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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.