Home / 40,981.82-56,554.34-23,078.57

Finding the Fourth Proportional to 40,981.82, 56,554.34 and 23,078.57

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Solution

The fourth proportional to 40,981.82, 56,554.34 and 23,078.57 is: 31,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,981.82 : 56,554.34 = 23,078.57 : x
  2. Step 2: Convert to fraction form
    40,981.82/56,554.34 = 23,078.57/x
  3. Step 3: Cross multiply
    40,981.82x = 56,554.34 × 23,078.57
  4. Step 4: Simplify right side
    40,981.82x = 1,305,192,896.33
  5. Step 5: Solve for x
    x = 1,305,192,896.33/40,981.82
  6. Step 6: Final answer
    x = 31,848.10

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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.