Home / 235,396.02-324,852.21-127,971.93

Finding the Fourth Proportional to 235,396.02, 324,852.21 and 127,971.93

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Solution

The fourth proportional to 235,396.02, 324,852.21 and 127,971.93 is: 176,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,396.02 : 324,852.21 = 127,971.93 : x
  2. Step 2: Convert to fraction form
    235,396.02/324,852.21 = 127,971.93/x
  3. Step 3: Cross multiply
    235,396.02x = 324,852.21 × 127,971.93
  4. Step 4: Simplify right side
    235,396.02x = 41,571,964,278.47
  5. Step 5: Solve for x
    x = 41,571,964,278.47/235,396.02
  6. Step 6: Final answer
    x = 176,604.36

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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.