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Finding the Fourth Proportional to 36,510.30, 54,765.45 and 16,827.30

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Solution

The fourth proportional to 36,510.30, 54,765.45 and 16,827.30 is: 25,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510.30 : 54,765.45 = 16,827.30 : x
  2. Step 2: Convert to fraction form
    36,510.30/54,765.45 = 16,827.30/x
  3. Step 3: Cross multiply
    36,510.30x = 54,765.45 × 16,827.30
  4. Step 4: Simplify right side
    36,510.30x = 921,554,656.79
  5. Step 5: Solve for x
    x = 921,554,656.79/36,510.30
  6. Step 6: Final answer
    x = 25,240.95

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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.