Home / 45,221.19-67,806.95-35,920.77

Finding the Fourth Proportional to 45,221.19, 67,806.95 and 35,920.77

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Solution

The fourth proportional to 45,221.19, 67,806.95 and 35,920.77 is: 53,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,221.19 : 67,806.95 = 35,920.77 : x
  2. Step 2: Convert to fraction form
    45,221.19/67,806.95 = 35,920.77/x
  3. Step 3: Cross multiply
    45,221.19x = 67,806.95 × 35,920.77
  4. Step 4: Simplify right side
    45,221.19x = 2,435,677,675.75
  5. Step 5: Solve for x
    x = 2,435,677,675.75/45,221.19
  6. Step 6: Final answer
    x = 53,861.42

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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.