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Finding the Fourth Proportional to 63,082.75, 87,054.14 and 34,788.44

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Solution

The fourth proportional to 63,082.75, 87,054.14 and 34,788.44 is: 48,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,082.75 : 87,054.14 = 34,788.44 : x
  2. Step 2: Convert to fraction form
    63,082.75/87,054.14 = 34,788.44/x
  3. Step 3: Cross multiply
    63,082.75x = 87,054.14 × 34,788.44
  4. Step 4: Simplify right side
    63,082.75x = 3,028,477,541.07
  5. Step 5: Solve for x
    x = 3,028,477,541.07/63,082.75
  6. Step 6: Final answer
    x = 48,008.01

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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.