Home / 70,500.20-97,295.22-40,289.99

Finding the Fourth Proportional to 70,500.20, 97,295.22 and 40,289.99

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Solution

The fourth proportional to 70,500.20, 97,295.22 and 40,289.99 is: 55,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,500.20 : 97,295.22 = 40,289.99 : x
  2. Step 2: Convert to fraction form
    70,500.20/97,295.22 = 40,289.99/x
  3. Step 3: Cross multiply
    70,500.20x = 97,295.22 × 40,289.99
  4. Step 4: Simplify right side
    70,500.20x = 3,920,022,954.37
  5. Step 5: Solve for x
    x = 3,920,022,954.37/70,500.20
  6. Step 6: Final answer
    x = 55,603.01

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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.