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Finding the Fourth Proportional to 29,565, 40,799.70 and 20,150.01

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Solution

The fourth proportional to 29,565, 40,799.70 and 20,150.01 is: 27,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,565 : 40,799.70 = 20,150.01 : x
  2. Step 2: Convert to fraction form
    29,565/40,799.70 = 20,150.01/x
  3. Step 3: Cross multiply
    29,565x = 40,799.70 × 20,150.01
  4. Step 4: Simplify right side
    29,565x = 822,114,363.00
  5. Step 5: Solve for x
    x = 822,114,363.00/29,565
  6. Step 6: Final answer
    x = 27,807.01

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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.