Home / 73,842.10-101,902.24-40,308.10

Finding the Fourth Proportional to 73,842.10, 101,902.24 and 40,308.10

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Solution

The fourth proportional to 73,842.10, 101,902.24 and 40,308.10 is: 55,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,842.10 : 101,902.24 = 40,308.10 : x
  2. Step 2: Convert to fraction form
    73,842.10/101,902.24 = 40,308.10/x
  3. Step 3: Cross multiply
    73,842.10x = 101,902.24 × 40,308.10
  4. Step 4: Simplify right side
    73,842.10x = 4,107,485,680.14
  5. Step 5: Solve for x
    x = 4,107,485,680.14/73,842.10
  6. Step 6: Final answer
    x = 55,625.26

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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.