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Finding the Fourth Proportional to 30,527.43, 45,808.16 and 16,487.16

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Solution

The fourth proportional to 30,527.43, 45,808.16 and 16,487.16 is: 24,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,527.43 : 45,808.16 = 16,487.16 : x
  2. Step 2: Convert to fraction form
    30,527.43/45,808.16 = 16,487.16/x
  3. Step 3: Cross multiply
    30,527.43x = 45,808.16 × 16,487.16
  4. Step 4: Simplify right side
    30,527.43x = 755,246,380.79
  5. Step 5: Solve for x
    x = 755,246,380.79/30,527.43
  6. Step 6: Final answer
    x = 24,739.93

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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.