Home / 45,328.23-67,986.95-12,050.73

Finding the Fourth Proportional to 45,328.23, 67,986.95 and 12,050.73

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Solution

The fourth proportional to 45,328.23, 67,986.95 and 12,050.73 is: 18,074.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,328.23 : 67,986.95 = 12,050.73 : x
  2. Step 2: Convert to fraction form
    45,328.23/67,986.95 = 12,050.73/x
  3. Step 3: Cross multiply
    45,328.23x = 67,986.95 × 12,050.73
  4. Step 4: Simplify right side
    45,328.23x = 819,292,317.72
  5. Step 5: Solve for x
    x = 819,292,317.72/45,328.23
  6. Step 6: Final answer
    x = 18,074.66

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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.