Home / 73,615.44-101,589.24-40,081.68

Finding the Fourth Proportional to 73,615.44, 101,589.24 and 40,081.68

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Solution

The fourth proportional to 73,615.44, 101,589.24 and 40,081.68 is: 55,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,615.44 : 101,589.24 = 40,081.68 : x
  2. Step 2: Convert to fraction form
    73,615.44/101,589.24 = 40,081.68/x
  3. Step 3: Cross multiply
    73,615.44x = 101,589.24 × 40,081.68
  4. Step 4: Simplify right side
    73,615.44x = 4,071,867,409.12
  5. Step 5: Solve for x
    x = 4,071,867,409.12/73,615.44
  6. Step 6: Final answer
    x = 55,312.68

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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.