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Finding the Fourth Proportional to 114,655.72, 171,808.23 and 48,059.54

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Solution

The fourth proportional to 114,655.72, 171,808.23 and 48,059.54 is: 72,015.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,655.72 : 171,808.23 = 48,059.54 : x
  2. Step 2: Convert to fraction form
    114,655.72/171,808.23 = 48,059.54/x
  3. Step 3: Cross multiply
    114,655.72x = 171,808.23 × 48,059.54
  4. Step 4: Simplify right side
    114,655.72x = 8,257,024,502.01
  5. Step 5: Solve for x
    x = 8,257,024,502.01/114,655.72
  6. Step 6: Final answer
    x = 72,015.81

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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.