Home / 186,525.31-279,705.66-53,375.26

Finding the Fourth Proportional to 186,525.31, 279,705.66 and 53,375.26

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Solution

The fourth proportional to 186,525.31, 279,705.66 and 53,375.26 is: 80,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,525.31 : 279,705.66 = 53,375.26 : x
  2. Step 2: Convert to fraction form
    186,525.31/279,705.66 = 53,375.26/x
  3. Step 3: Cross multiply
    186,525.31x = 279,705.66 × 53,375.26
  4. Step 4: Simplify right side
    186,525.31x = 14,929,362,325.97
  5. Step 5: Solve for x
    x = 14,929,362,325.97/186,525.31
  6. Step 6: Final answer
    x = 80,039.34

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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.