Home / 41,783.64-57,661.11-22,920.63

Finding the Fourth Proportional to 41,783.64, 57,661.11 and 22,920.63

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Solution

The fourth proportional to 41,783.64, 57,661.11 and 22,920.63 is: 31,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,783.64 : 57,661.11 = 22,920.63 : x
  2. Step 2: Convert to fraction form
    41,783.64/57,661.11 = 22,920.63/x
  3. Step 3: Cross multiply
    41,783.64x = 57,661.11 × 22,920.63
  4. Step 4: Simplify right side
    41,783.64x = 1,321,628,967.70
  5. Step 5: Solve for x
    x = 1,321,628,967.70/41,783.64
  6. Step 6: Final answer
    x = 31,630.30

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Double scale
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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.