Home / 256,739.02-354,180.53-166,124.18

Finding the Fourth Proportional to 256,739.02, 354,180.53 and 166,124.18

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Solution

The fourth proportional to 256,739.02, 354,180.53 and 166,124.18 is: 229,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,739.02 : 354,180.53 = 166,124.18 : x
  2. Step 2: Convert to fraction form
    256,739.02/354,180.53 = 166,124.18/x
  3. Step 3: Cross multiply
    256,739.02x = 354,180.53 × 166,124.18
  4. Step 4: Simplify right side
    256,739.02x = 58,837,951,418.98
  5. Step 5: Solve for x
    x = 58,837,951,418.98/256,739.02
  6. Step 6: Final answer
    x = 229,174.17

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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.