Home / 133,386.37-184,059.13-79,663.93

Finding the Fourth Proportional to 133,386.37, 184,059.13 and 79,663.93

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Solution

The fourth proportional to 133,386.37, 184,059.13 and 79,663.93 is: 109,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,386.37 : 184,059.13 = 79,663.93 : x
  2. Step 2: Convert to fraction form
    133,386.37/184,059.13 = 79,663.93/x
  3. Step 3: Cross multiply
    133,386.37x = 184,059.13 × 79,663.93
  4. Step 4: Simplify right side
    133,386.37x = 14,662,873,648.18
  5. Step 5: Solve for x
    x = 14,662,873,648.18/133,386.37
  6. Step 6: Final answer
    x = 109,927.83

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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.