Home / 66,910.24-100,365.18-36,923.05

Finding the Fourth Proportional to 66,910.24, 100,365.18 and 36,923.05

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Solution

The fourth proportional to 66,910.24, 100,365.18 and 36,923.05 is: 55,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,910.24 : 100,365.18 = 36,923.05 : x
  2. Step 2: Convert to fraction form
    66,910.24/100,365.18 = 36,923.05/x
  3. Step 3: Cross multiply
    66,910.24x = 100,365.18 × 36,923.05
  4. Step 4: Simplify right side
    66,910.24x = 3,705,788,559.40
  5. Step 5: Solve for x
    x = 3,705,788,559.40/66,910.24
  6. Step 6: Final answer
    x = 55,384.48

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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.