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Finding the Fourth Proportional to 36,776.00, 55,154.88 and 10,480.97

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Solution

The fourth proportional to 36,776.00, 55,154.88 and 10,480.97 is: 15,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,776.00 : 55,154.88 = 10,480.97 : x
  2. Step 2: Convert to fraction form
    36,776.00/55,154.88 = 10,480.97/x
  3. Step 3: Cross multiply
    36,776.00x = 55,154.88 × 10,480.97
  4. Step 4: Simplify right side
    36,776.00x = 578,076,366.86
  5. Step 5: Solve for x
    x = 578,076,366.86/36,776.00
  6. Step 6: Final answer
    x = 15,718.85

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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.