Home / 177,409.44-266,011.90-121,317.50

Finding the Fourth Proportional to 177,409.44, 266,011.90 and 121,317.50

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Solution

The fourth proportional to 177,409.44, 266,011.90 and 121,317.50 is: 181,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,409.44 : 266,011.90 = 121,317.50 : x
  2. Step 2: Convert to fraction form
    177,409.44/266,011.90 = 121,317.50/x
  3. Step 3: Cross multiply
    177,409.44x = 266,011.90 × 121,317.50
  4. Step 4: Simplify right side
    177,409.44x = 32,271,899,610.88
  5. Step 5: Solve for x
    x = 32,271,899,610.88/177,409.44
  6. Step 6: Final answer
    x = 181,906.33

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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.