Home / 79,176.15-109,263.33-43,367.67

Finding the Fourth Proportional to 79,176.15, 109,263.33 and 43,367.67

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Solution

The fourth proportional to 79,176.15, 109,263.33 and 43,367.67 is: 59,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,176.15 : 109,263.33 = 43,367.67 : x
  2. Step 2: Convert to fraction form
    79,176.15/109,263.33 = 43,367.67/x
  3. Step 3: Cross multiply
    79,176.15x = 109,263.33 × 43,367.67
  4. Step 4: Simplify right side
    79,176.15x = 4,738,496,038.54
  5. Step 5: Solve for x
    x = 4,738,496,038.54/79,176.15
  6. Step 6: Final answer
    x = 59,847.52

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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.