Home / 133,576.98-184,336.56-72,323.79

Finding the Fourth Proportional to 133,576.98, 184,336.56 and 72,323.79

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Solution

The fourth proportional to 133,576.98, 184,336.56 and 72,323.79 is: 99,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,576.98 : 184,336.56 = 72,323.79 : x
  2. Step 2: Convert to fraction form
    133,576.98/184,336.56 = 72,323.79/x
  3. Step 3: Cross multiply
    133,576.98x = 184,336.56 × 72,323.79
  4. Step 4: Simplify right side
    133,576.98x = 13,331,918,654.76
  5. Step 5: Solve for x
    x = 13,331,918,654.76/133,576.98
  6. Step 6: Final answer
    x = 99,807.01

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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.