Home / 70,401.12-105,617.44-23,652.72

Finding the Fourth Proportional to 70,401.12, 105,617.44 and 23,652.72

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Solution

The fourth proportional to 70,401.12, 105,617.44 and 23,652.72 is: 35,484.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,401.12 : 105,617.44 = 23,652.72 : x
  2. Step 2: Convert to fraction form
    70,401.12/105,617.44 = 23,652.72/x
  3. Step 3: Cross multiply
    70,401.12x = 105,617.44 × 23,652.72
  4. Step 4: Simplify right side
    70,401.12x = 2,498,139,735.44
  5. Step 5: Solve for x
    x = 2,498,139,735.44/70,401.12
  6. Step 6: Final answer
    x = 35,484.37

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1.5x scale

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.