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Finding the Fourth Proportional to 36,564.91, 54,805.90 and 16,802.63

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Solution

The fourth proportional to 36,564.91, 54,805.90 and 16,802.63 is: 25,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,564.91 : 54,805.90 = 16,802.63 : x
  2. Step 2: Convert to fraction form
    36,564.91/54,805.90 = 16,802.63/x
  3. Step 3: Cross multiply
    36,564.91x = 54,805.90 × 16,802.63
  4. Step 4: Simplify right side
    36,564.91x = 920,883,259.52
  5. Step 5: Solve for x
    x = 920,883,259.52/36,564.91
  6. Step 6: Final answer
    x = 25,184.89

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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.