Home / 260,940.16-360,246.72-171,775.36

Finding the Fourth Proportional to 260,940.16, 360,246.72 and 171,775.36

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Solution

The fourth proportional to 260,940.16, 360,246.72 and 171,775.36 is: 237,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,940.16 : 360,246.72 = 171,775.36 : x
  2. Step 2: Convert to fraction form
    260,940.16/360,246.72 = 171,775.36/x
  3. Step 3: Cross multiply
    260,940.16x = 360,246.72 × 171,775.36
  4. Step 4: Simplify right side
    260,940.16x = 61,881,510,016.82
  5. Step 5: Solve for x
    x = 61,881,510,016.82/260,940.16
  6. Step 6: Final answer
    x = 237,148.28

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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.