Home / 40,204.79-55,485.12-23,212.14

Finding the Fourth Proportional to 40,204.79, 55,485.12 and 23,212.14

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Solution

The fourth proportional to 40,204.79, 55,485.12 and 23,212.14 is: 32,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,204.79 : 55,485.12 = 23,212.14 : x
  2. Step 2: Convert to fraction form
    40,204.79/55,485.12 = 23,212.14/x
  3. Step 3: Cross multiply
    40,204.79x = 55,485.12 × 23,212.14
  4. Step 4: Simplify right side
    40,204.79x = 1,287,928,373.36
  5. Step 5: Solve for x
    x = 1,287,928,373.36/40,204.79
  6. Step 6: Final answer
    x = 32,034.21

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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.