Home / 70,736.76-106,106.36-23,990.84

Finding the Fourth Proportional to 70,736.76, 106,106.36 and 23,990.84

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Solution

The fourth proportional to 70,736.76, 106,106.36 and 23,990.84 is: 35,986.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,736.76 : 106,106.36 = 23,990.84 : x
  2. Step 2: Convert to fraction form
    70,736.76/106,106.36 = 23,990.84/x
  3. Step 3: Cross multiply
    70,736.76x = 106,106.36 × 23,990.84
  4. Step 4: Simplify right side
    70,736.76x = 2,545,580,705.74
  5. Step 5: Solve for x
    x = 2,545,580,705.74/70,736.76
  6. Step 6: Final answer
    x = 35,986.67

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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.