Home / 40,004.91-55,204.63-23,006.45

Finding the Fourth Proportional to 40,004.91, 55,204.63 and 23,006.45

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Solution

The fourth proportional to 40,004.91, 55,204.63 and 23,006.45 is: 31,747.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,004.91 : 55,204.63 = 23,006.45 : x
  2. Step 2: Convert to fraction form
    40,004.91/55,204.63 = 23,006.45/x
  3. Step 3: Cross multiply
    40,004.91x = 55,204.63 × 23,006.45
  4. Step 4: Simplify right side
    40,004.91x = 1,270,062,559.86
  5. Step 5: Solve for x
    x = 1,270,062,559.86/40,004.91
  6. Step 6: Final answer
    x = 31,747.67

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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.