Home / 204,033.40-306,050.10-79,293.40

Finding the Fourth Proportional to 204,033.40, 306,050.10 and 79,293.40

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Solution

The fourth proportional to 204,033.40, 306,050.10 and 79,293.40 is: 118,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,033.40 : 306,050.10 = 79,293.40 : x
  2. Step 2: Convert to fraction form
    204,033.40/306,050.10 = 79,293.40/x
  3. Step 3: Cross multiply
    204,033.40x = 306,050.10 × 79,293.40
  4. Step 4: Simplify right side
    204,033.40x = 24,267,752,999.34
  5. Step 5: Solve for x
    x = 24,267,752,999.34/204,033.40
  6. Step 6: Final answer
    x = 118,940.10

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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.