Home / 70,614.03-97,450.43-40,408.83

Finding the Fourth Proportional to 70,614.03, 97,450.43 and 40,408.83

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Solution

The fourth proportional to 70,614.03, 97,450.43 and 40,408.83 is: 55,765.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,614.03 : 97,450.43 = 40,408.83 : x
  2. Step 2: Convert to fraction form
    70,614.03/97,450.43 = 40,408.83/x
  3. Step 3: Cross multiply
    70,614.03x = 97,450.43 × 40,408.83
  4. Step 4: Simplify right side
    70,614.03x = 3,937,857,657.25
  5. Step 5: Solve for x
    x = 3,937,857,657.25/70,614.03
  6. Step 6: Final answer
    x = 55,765.94

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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.