Home / 204,449.01-306,804.74-99,210.57

Finding the Fourth Proportional to 204,449.01, 306,804.74 and 99,210.57

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Solution

The fourth proportional to 204,449.01, 306,804.74 and 99,210.57 is: 148,879.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,449.01 : 306,804.74 = 99,210.57 : x
  2. Step 2: Convert to fraction form
    204,449.01/306,804.74 = 99,210.57/x
  3. Step 3: Cross multiply
    204,449.01x = 306,804.74 × 99,210.57
  4. Step 4: Simplify right side
    204,449.01x = 30,438,272,638.05
  5. Step 5: Solve for x
    x = 30,438,272,638.05/204,449.01
  6. Step 6: Final answer
    x = 148,879.53

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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.