Home / 223,975.10-336,023.86-66,203.42

Finding the Fourth Proportional to 223,975.10, 336,023.86 and 66,203.42

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Solution

The fourth proportional to 223,975.10, 336,023.86 and 66,203.42 is: 99,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,975.10 : 336,023.86 = 66,203.42 : x
  2. Step 2: Convert to fraction form
    223,975.10/336,023.86 = 66,203.42/x
  3. Step 3: Cross multiply
    223,975.10x = 336,023.86 × 66,203.42
  4. Step 4: Simplify right side
    223,975.10x = 22,245,928,733.60
  5. Step 5: Solve for x
    x = 22,245,928,733.60/223,975.10
  6. Step 6: Final answer
    x = 99,323.22

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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.