Home / 204,852.04-307,340.70-105,082.72

Finding the Fourth Proportional to 204,852.04, 307,340.70 and 105,082.72

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Solution

The fourth proportional to 204,852.04, 307,340.70 and 105,082.72 is: 157,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,852.04 : 307,340.70 = 105,082.72 : x
  2. Step 2: Convert to fraction form
    204,852.04/307,340.70 = 105,082.72/x
  3. Step 3: Cross multiply
    204,852.04x = 307,340.70 × 105,082.72
  4. Step 4: Simplify right side
    204,852.04x = 32,296,196,722.70
  5. Step 5: Solve for x
    x = 32,296,196,722.70/204,852.04
  6. Step 6: Final answer
    x = 157,656.21

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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.