Home / 40,204.73-55,485.20-22,300.49

Finding the Fourth Proportional to 40,204.73, 55,485.20 and 22,300.49

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Solution

The fourth proportional to 40,204.73, 55,485.20 and 22,300.49 is: 30,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,204.73 : 55,485.20 = 22,300.49 : x
  2. Step 2: Convert to fraction form
    40,204.73/55,485.20 = 22,300.49/x
  3. Step 3: Cross multiply
    40,204.73x = 55,485.20 × 22,300.49
  4. Step 4: Simplify right side
    40,204.73x = 1,237,347,036.25
  5. Step 5: Solve for x
    x = 1,237,347,036.25/40,204.73
  6. Step 6: Final answer
    x = 30,776.16

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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.