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Finding the Fourth Proportional to 101,294.56, 151,968.24 and 56,954.08

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Solution

The fourth proportional to 101,294.56, 151,968.24 and 56,954.08 is: 85,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,294.56 : 151,968.24 = 56,954.08 : x
  2. Step 2: Convert to fraction form
    101,294.56/151,968.24 = 56,954.08/x
  3. Step 3: Cross multiply
    101,294.56x = 151,968.24 × 56,954.08
  4. Step 4: Simplify right side
    101,294.56x = 8,655,211,298.42
  5. Step 5: Solve for x
    x = 8,655,211,298.42/101,294.56
  6. Step 6: Final answer
    x = 85,445.96

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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.