Home / 84,922.12-117,191.20-46,680.84

Finding the Fourth Proportional to 84,922.12, 117,191.20 and 46,680.84

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Solution

The fourth proportional to 84,922.12, 117,191.20 and 46,680.84 is: 64,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,922.12 : 117,191.20 = 46,680.84 : x
  2. Step 2: Convert to fraction form
    84,922.12/117,191.20 = 46,680.84/x
  3. Step 3: Cross multiply
    84,922.12x = 117,191.20 × 46,680.84
  4. Step 4: Simplify right side
    84,922.12x = 5,470,583,656.61
  5. Step 5: Solve for x
    x = 5,470,583,656.61/84,922.12
  6. Step 6: Final answer
    x = 64,418.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.