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Finding the Fourth Proportional to 36,588.80, 50,492.52 and 19,821.80

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Solution

The fourth proportional to 36,588.80, 50,492.52 and 19,821.80 is: 27,354.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,588.80 : 50,492.52 = 19,821.80 : x
  2. Step 2: Convert to fraction form
    36,588.80/50,492.52 = 19,821.80/x
  3. Step 3: Cross multiply
    36,588.80x = 50,492.52 × 19,821.80
  4. Step 4: Simplify right side
    36,588.80x = 1,000,852,632.94
  5. Step 5: Solve for x
    x = 1,000,852,632.94/36,588.80
  6. Step 6: Final answer
    x = 27,354.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.