Home / 177,037.99-265,667.70-71,856.96

Finding the Fourth Proportional to 177,037.99, 265,667.70 and 71,856.96

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Solution

The fourth proportional to 177,037.99, 265,667.70 and 71,856.96 is: 107,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,037.99 : 265,667.70 = 71,856.96 : x
  2. Step 2: Convert to fraction form
    177,037.99/265,667.70 = 71,856.96/x
  3. Step 3: Cross multiply
    177,037.99x = 265,667.70 × 71,856.96
  4. Step 4: Simplify right side
    177,037.99x = 19,090,072,161.21
  5. Step 5: Solve for x
    x = 19,090,072,161.21/177,037.99
  6. Step 6: Final answer
    x = 107,830.37

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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.