Home / 73,401.12-101,292.48-40,694.64

Finding the Fourth Proportional to 73,401.12, 101,292.48 and 40,694.64

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Solution

The fourth proportional to 73,401.12, 101,292.48 and 40,694.64 is: 56,158.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,401.12 : 101,292.48 = 40,694.64 : x
  2. Step 2: Convert to fraction form
    73,401.12/101,292.48 = 40,694.64/x
  3. Step 3: Cross multiply
    73,401.12x = 101,292.48 × 40,694.64
  4. Step 4: Simplify right side
    73,401.12x = 4,122,061,008.31
  5. Step 5: Solve for x
    x = 4,122,061,008.31/73,401.12
  6. Step 6: Final answer
    x = 56,158.01

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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.