Home / 223,573.20-308,374.68-151,828.56

Finding the Fourth Proportional to 223,573.20, 308,374.68 and 151,828.56

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Solution

The fourth proportional to 223,573.20, 308,374.68 and 151,828.56 is: 209,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,573.20 : 308,374.68 = 151,828.56 : x
  2. Step 2: Convert to fraction form
    223,573.20/308,374.68 = 151,828.56/x
  3. Step 3: Cross multiply
    223,573.20x = 308,374.68 × 151,828.56
  4. Step 4: Simplify right side
    223,573.20x = 46,820,083,604.86
  5. Step 5: Solve for x
    x = 46,820,083,604.86/223,573.20
  6. Step 6: Final answer
    x = 209,417.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.