Home / 113,950.69-170,962.94-54,778.67

Finding the Fourth Proportional to 113,950.69, 170,962.94 and 54,778.67

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Solution

The fourth proportional to 113,950.69, 170,962.94 and 54,778.67 is: 82,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,950.69 : 170,962.94 = 54,778.67 : x
  2. Step 2: Convert to fraction form
    113,950.69/170,962.94 = 54,778.67/x
  3. Step 3: Cross multiply
    113,950.69x = 170,962.94 × 54,778.67
  4. Step 4: Simplify right side
    113,950.69x = 9,365,122,472.49
  5. Step 5: Solve for x
    x = 9,365,122,472.49/113,950.69
  6. Step 6: Final answer
    x = 82,185.75

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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.