Home / 40,579.45-55,999.93-22,675.21

Finding the Fourth Proportional to 40,579.45, 55,999.93 and 22,675.21

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Solution

The fourth proportional to 40,579.45, 55,999.93 and 22,675.21 is: 31,291.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,579.45 : 55,999.93 = 22,675.21 : x
  2. Step 2: Convert to fraction form
    40,579.45/55,999.93 = 22,675.21/x
  3. Step 3: Cross multiply
    40,579.45x = 55,999.93 × 22,675.21
  4. Step 4: Simplify right side
    40,579.45x = 1,269,810,059.36
  5. Step 5: Solve for x
    x = 1,269,810,059.36/40,579.45
  6. Step 6: Final answer
    x = 31,291.95

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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.