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Finding the Fourth Proportional to 201,995.04, 279,257.04 and 151,606.56

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Solution

The fourth proportional to 201,995.04, 279,257.04 and 151,606.56 is: 209,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,995.04 : 279,257.04 = 151,606.56 : x
  2. Step 2: Convert to fraction form
    201,995.04/279,257.04 = 151,606.56/x
  3. Step 3: Cross multiply
    201,995.04x = 279,257.04 × 151,606.56
  4. Step 4: Simplify right side
    201,995.04x = 42,337,199,190.18
  5. Step 5: Solve for x
    x = 42,337,199,190.18/201,995.04
  6. Step 6: Final answer
    x = 209,595.24

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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.