Home / 70,323.45-97,049.03-40,113.69

Finding the Fourth Proportional to 70,323.45, 97,049.03 and 40,113.69

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Solution

The fourth proportional to 70,323.45, 97,049.03 and 40,113.69 is: 55,358.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,323.45 : 97,049.03 = 40,113.69 : x
  2. Step 2: Convert to fraction form
    70,323.45/97,049.03 = 40,113.69/x
  3. Step 3: Cross multiply
    70,323.45x = 97,049.03 × 40,113.69
  4. Step 4: Simplify right side
    70,323.45x = 3,892,994,704.22
  5. Step 5: Solve for x
    x = 3,892,994,704.22/70,323.45
  6. Step 6: Final answer
    x = 55,358.41

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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.