Home / 204,416.20-307,142.70-181,606.60

Finding the Fourth Proportional to 204,416.20, 307,142.70 and 181,606.60

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Solution

The fourth proportional to 204,416.20, 307,142.70 and 181,606.60 is: 272,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,416.20 : 307,142.70 = 181,606.60 : x
  2. Step 2: Convert to fraction form
    204,416.20/307,142.70 = 181,606.60/x
  3. Step 3: Cross multiply
    204,416.20x = 307,142.70 × 181,606.60
  4. Step 4: Simplify right side
    204,416.20x = 55,779,141,461.82
  5. Step 5: Solve for x
    x = 55,779,141,461.82/204,416.20
  6. Step 6: Final answer
    x = 272,870.45

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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.