Home / 149,653.33-206,597.78-115,585.34

Finding the Fourth Proportional to 149,653.33, 206,597.78 and 115,585.34

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Solution

The fourth proportional to 149,653.33, 206,597.78 and 115,585.34 is: 159,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,653.33 : 206,597.78 = 115,585.34 : x
  2. Step 2: Convert to fraction form
    149,653.33/206,597.78 = 115,585.34/x
  3. Step 3: Cross multiply
    149,653.33x = 206,597.78 × 115,585.34
  4. Step 4: Simplify right side
    149,653.33x = 23,879,674,117.24
  5. Step 5: Solve for x
    x = 23,879,674,117.24/149,653.33
  6. Step 6: Final answer
    x = 159,566.61

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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.