Home / 54,025.90-74,525.79-31,665.58

Finding the Fourth Proportional to 54,025.90, 74,525.79 and 31,665.58

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Solution

The fourth proportional to 54,025.90, 74,525.79 and 31,665.58 is: 43,680.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,025.90 : 74,525.79 = 31,665.58 : x
  2. Step 2: Convert to fraction form
    54,025.90/74,525.79 = 31,665.58/x
  3. Step 3: Cross multiply
    54,025.90x = 74,525.79 × 31,665.58
  4. Step 4: Simplify right side
    54,025.90x = 2,359,902,365.31
  5. Step 5: Solve for x
    x = 2,359,902,365.31/54,025.90
  6. Step 6: Final answer
    x = 43,680.94

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1.5x scale

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.