Home / 53,996.63-74,515.14-30,121.88

Finding the Fourth Proportional to 53,996.63, 74,515.14 and 30,121.88

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Solution

The fourth proportional to 53,996.63, 74,515.14 and 30,121.88 is: 41,568.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,996.63 : 74,515.14 = 30,121.88 : x
  2. Step 2: Convert to fraction form
    53,996.63/74,515.14 = 30,121.88/x
  3. Step 3: Cross multiply
    53,996.63x = 74,515.14 × 30,121.88
  4. Step 4: Simplify right side
    53,996.63x = 2,244,535,732.69
  5. Step 5: Solve for x
    x = 2,244,535,732.69/53,996.63
  6. Step 6: Final answer
    x = 41,568.07

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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.