Home / 70,740.72-106,108.40-23,993.60

Finding the Fourth Proportional to 70,740.72, 106,108.40 and 23,993.60

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Solution

The fourth proportional to 70,740.72, 106,108.40 and 23,993.60 is: 35,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,740.72 : 106,108.40 = 23,993.60 : x
  2. Step 2: Convert to fraction form
    70,740.72/106,108.40 = 23,993.60/x
  3. Step 3: Cross multiply
    70,740.72x = 106,108.40 × 23,993.60
  4. Step 4: Simplify right side
    70,740.72x = 2,545,922,506.24
  5. Step 5: Solve for x
    x = 2,545,922,506.24/70,740.72
  6. Step 6: Final answer
    x = 35,989.49

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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.