Home / 73,999.16-102,116.76-40,464.44

Finding the Fourth Proportional to 73,999.16, 102,116.76 and 40,464.44

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Solution

The fourth proportional to 73,999.16, 102,116.76 and 40,464.44 is: 55,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,999.16 : 102,116.76 = 40,464.44 : x
  2. Step 2: Convert to fraction form
    73,999.16/102,116.76 = 40,464.44/x
  3. Step 3: Cross multiply
    73,999.16x = 102,116.76 × 40,464.44
  4. Step 4: Simplify right side
    73,999.16x = 4,132,097,353.88
  5. Step 5: Solve for x
    x = 4,132,097,353.88/73,999.16
  6. Step 6: Final answer
    x = 55,839.79

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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.