Home / 54,041.90-74,556.38-36,108.50

Finding the Fourth Proportional to 54,041.90, 74,556.38 and 36,108.50

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Solution

The fourth proportional to 54,041.90, 74,556.38 and 36,108.50 is: 49,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,041.90 : 74,556.38 = 36,108.50 : x
  2. Step 2: Convert to fraction form
    54,041.90/74,556.38 = 36,108.50/x
  3. Step 3: Cross multiply
    54,041.90x = 74,556.38 × 36,108.50
  4. Step 4: Simplify right side
    54,041.90x = 2,692,118,764.72
  5. Step 5: Solve for x
    x = 2,692,118,764.72/54,041.90
  6. Step 6: Final answer
    x = 49,815.40

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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.