Home / 46,922.11-70,383.40-11,861.80

Finding the Fourth Proportional to 46,922.11, 70,383.40 and 11,861.80

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Solution

The fourth proportional to 46,922.11, 70,383.40 and 11,861.80 is: 17,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,922.11 : 70,383.40 = 11,861.80 : x
  2. Step 2: Convert to fraction form
    46,922.11/70,383.40 = 11,861.80/x
  3. Step 3: Cross multiply
    46,922.11x = 70,383.40 × 11,861.80
  4. Step 4: Simplify right side
    46,922.11x = 834,873,608.51
  5. Step 5: Solve for x
    x = 834,873,608.51/46,922.11
  6. Step 6: Final answer
    x = 17,792.76

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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.