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Finding the Fourth Proportional to 35,999.62, 49,682.09 and 20,901.02

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Solution

The fourth proportional to 35,999.62, 49,682.09 and 20,901.02 is: 28,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.62 : 49,682.09 = 20,901.02 : x
  2. Step 2: Convert to fraction form
    35,999.62/49,682.09 = 20,901.02/x
  3. Step 3: Cross multiply
    35,999.62x = 49,682.09 × 20,901.02
  4. Step 4: Simplify right side
    35,999.62x = 1,038,406,252.23
  5. Step 5: Solve for x
    x = 1,038,406,252.23/35,999.62
  6. Step 6: Final answer
    x = 28,844.93

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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.