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Finding the Fourth Proportional to 84,773.32, 117,008.40 and 48,984.10

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Solution

The fourth proportional to 84,773.32, 117,008.40 and 48,984.10 is: 67,610.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,773.32 : 117,008.40 = 48,984.10 : x
  2. Step 2: Convert to fraction form
    84,773.32/117,008.40 = 48,984.10/x
  3. Step 3: Cross multiply
    84,773.32x = 117,008.40 × 48,984.10
  4. Step 4: Simplify right side
    84,773.32x = 5,731,551,166.44
  5. Step 5: Solve for x
    x = 5,731,551,166.44/84,773.32
  6. Step 6: Final answer
    x = 67,610.32

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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.