Home / 73,004.94-109,632.42-45,090.18

Finding the Fourth Proportional to 73,004.94, 109,632.42 and 45,090.18

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Solution

The fourth proportional to 73,004.94, 109,632.42 and 45,090.18 is: 67,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,004.94 : 109,632.42 = 45,090.18 : x
  2. Step 2: Convert to fraction form
    73,004.94/109,632.42 = 45,090.18/x
  3. Step 3: Cross multiply
    73,004.94x = 109,632.42 × 45,090.18
  4. Step 4: Simplify right side
    73,004.94x = 4,943,345,551.64
  5. Step 5: Solve for x
    x = 4,943,345,551.64/73,004.94
  6. Step 6: Final answer
    x = 67,712.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.