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Finding the Fourth Proportional to 79,766.66, 110,058.77 and 52,539.89

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Solution

The fourth proportional to 79,766.66, 110,058.77 and 52,539.89 is: 72,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,766.66 : 110,058.77 = 52,539.89 : x
  2. Step 2: Convert to fraction form
    79,766.66/110,058.77 = 52,539.89/x
  3. Step 3: Cross multiply
    79,766.66x = 110,058.77 × 52,539.89
  4. Step 4: Simplify right side
    79,766.66x = 5,782,475,250.39
  5. Step 5: Solve for x
    x = 5,782,475,250.39/79,766.66
  6. Step 6: Final answer
    x = 72,492.38

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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.