Home / 40,668.63-61,011.83-19,632.43

Finding the Fourth Proportional to 40,668.63, 61,011.83 and 19,632.43

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Solution

The fourth proportional to 40,668.63, 61,011.83 and 19,632.43 is: 29,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,668.63 : 61,011.83 = 19,632.43 : x
  2. Step 2: Convert to fraction form
    40,668.63/61,011.83 = 19,632.43/x
  3. Step 3: Cross multiply
    40,668.63x = 61,011.83 × 19,632.43
  4. Step 4: Simplify right side
    40,668.63x = 1,197,810,263.80
  5. Step 5: Solve for x
    x = 1,197,810,263.80/40,668.63
  6. Step 6: Final answer
    x = 29,452.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.