Home / 133,053.03-199,667.68-73,123.36

Finding the Fourth Proportional to 133,053.03, 199,667.68 and 73,123.36

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Solution

The fourth proportional to 133,053.03, 199,667.68 and 73,123.36 is: 109,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,053.03 : 199,667.68 = 73,123.36 : x
  2. Step 2: Convert to fraction form
    133,053.03/199,667.68 = 73,123.36/x
  3. Step 3: Cross multiply
    133,053.03x = 199,667.68 × 73,123.36
  4. Step 4: Simplify right side
    133,053.03x = 14,600,370,646.67
  5. Step 5: Solve for x
    x = 14,600,370,646.67/133,053.03
  6. Step 6: Final answer
    x = 109,733.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.