Home / 73,539.56-101,485.38-40,005.64

Finding the Fourth Proportional to 73,539.56, 101,485.38 and 40,005.64

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Solution

The fourth proportional to 73,539.56, 101,485.38 and 40,005.64 is: 55,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,539.56 : 101,485.38 = 40,005.64 : x
  2. Step 2: Convert to fraction form
    73,539.56/101,485.38 = 40,005.64/x
  3. Step 3: Cross multiply
    73,539.56x = 101,485.38 × 40,005.64
  4. Step 4: Simplify right side
    73,539.56x = 4,059,987,577.54
  5. Step 5: Solve for x
    x = 4,059,987,577.54/73,539.56
  6. Step 6: Final answer
    x = 55,208.21

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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.