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Finding the Fourth Proportional to 114,320.96, 171,487.92 and 39,444.56

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Solution

The fourth proportional to 114,320.96, 171,487.92 and 39,444.56 is: 59,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,320.96 : 171,487.92 = 39,444.56 : x
  2. Step 2: Convert to fraction form
    114,320.96/171,487.92 = 39,444.56/x
  3. Step 3: Cross multiply
    114,320.96x = 171,487.92 × 39,444.56
  4. Step 4: Simplify right side
    114,320.96x = 6,764,265,549.72
  5. Step 5: Solve for x
    x = 6,764,265,549.72/114,320.96
  6. Step 6: Final answer
    x = 59,169.08

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1.5x scale

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.