Home / 133,415.91-184,118.31-76,054.19

Finding the Fourth Proportional to 133,415.91, 184,118.31 and 76,054.19

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Solution

The fourth proportional to 133,415.91, 184,118.31 and 76,054.19 is: 104,957.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,415.91 : 184,118.31 = 76,054.19 : x
  2. Step 2: Convert to fraction form
    133,415.91/184,118.31 = 76,054.19/x
  3. Step 3: Cross multiply
    133,415.91x = 184,118.31 × 76,054.19
  4. Step 4: Simplify right side
    133,415.91x = 14,002,968,010.63
  5. Step 5: Solve for x
    x = 14,002,968,010.63/133,415.91
  6. Step 6: Final answer
    x = 104,957.26

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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.