Home / 106,953.41-160,378.20-53,622.47

Finding the Fourth Proportional to 106,953.41, 160,378.20 and 53,622.47

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Solution

The fourth proportional to 106,953.41, 160,378.20 and 53,622.47 is: 80,407.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,953.41 : 160,378.20 = 53,622.47 : x
  2. Step 2: Convert to fraction form
    106,953.41/160,378.20 = 53,622.47/x
  3. Step 3: Cross multiply
    106,953.41x = 160,378.20 × 53,622.47
  4. Step 4: Simplify right side
    106,953.41x = 8,599,874,416.26
  5. Step 5: Solve for x
    x = 8,599,874,416.26/106,953.41
  6. Step 6: Final answer
    x = 80,407.67

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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.