Home / 97,401.30-145,997.01-47,515.02

Finding the Fourth Proportional to 97,401.30, 145,997.01 and 47,515.02

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Solution

The fourth proportional to 97,401.30, 145,997.01 and 47,515.02 is: 71,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,401.30 : 145,997.01 = 47,515.02 : x
  2. Step 2: Convert to fraction form
    97,401.30/145,997.01 = 47,515.02/x
  3. Step 3: Cross multiply
    97,401.30x = 145,997.01 × 47,515.02
  4. Step 4: Simplify right side
    97,401.30x = 6,937,050,850.09
  5. Step 5: Solve for x
    x = 6,937,050,850.09/97,401.30
  6. Step 6: Final answer
    x = 71,221.34

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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.