Home / 40,055.85-55,232.28-32,765.18

Finding the Fourth Proportional to 40,055.85, 55,232.28 and 32,765.18

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Solution

The fourth proportional to 40,055.85, 55,232.28 and 32,765.18 is: 45,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055.85 : 55,232.28 = 32,765.18 : x
  2. Step 2: Convert to fraction form
    40,055.85/55,232.28 = 32,765.18/x
  3. Step 3: Cross multiply
    40,055.85x = 55,232.28 × 32,765.18
  4. Step 4: Simplify right side
    40,055.85x = 1,809,695,319.85
  5. Step 5: Solve for x
    x = 1,809,695,319.85/40,055.85
  6. Step 6: Final answer
    x = 45,179.30

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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.