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Finding the Fourth Proportional to 84,773.48, 117,008.50 and 48,984.20

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Solution

The fourth proportional to 84,773.48, 117,008.50 and 48,984.20 is: 67,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,773.48 : 117,008.50 = 48,984.20 : x
  2. Step 2: Convert to fraction form
    84,773.48/117,008.50 = 48,984.20/x
  3. Step 3: Cross multiply
    84,773.48x = 117,008.50 × 48,984.20
  4. Step 4: Simplify right side
    84,773.48x = 5,731,567,765.70
  5. Step 5: Solve for x
    x = 5,731,567,765.70/84,773.48
  6. Step 6: Final answer
    x = 67,610.39

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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.