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Finding the Fourth Proportional to 36,820.52, 50,812.88 and 20,053.52

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Solution

The fourth proportional to 36,820.52, 50,812.88 and 20,053.52 is: 27,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,820.52 : 50,812.88 = 20,053.52 : x
  2. Step 2: Convert to fraction form
    36,820.52/50,812.88 = 20,053.52/x
  3. Step 3: Cross multiply
    36,820.52x = 50,812.88 × 20,053.52
  4. Step 4: Simplify right side
    36,820.52x = 1,018,977,105.34
  5. Step 5: Solve for x
    x = 1,018,977,105.34/36,820.52
  6. Step 6: Final answer
    x = 27,674.16

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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.