Home / 74,021.24-111,030.83-17,860.88

Finding the Fourth Proportional to 74,021.24, 111,030.83 and 17,860.88

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Solution

The fourth proportional to 74,021.24, 111,030.83 and 17,860.88 is: 26,791.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,021.24 : 111,030.83 = 17,860.88 : x
  2. Step 2: Convert to fraction form
    74,021.24/111,030.83 = 17,860.88/x
  3. Step 3: Cross multiply
    74,021.24x = 111,030.83 × 17,860.88
  4. Step 4: Simplify right side
    74,021.24x = 1,983,108,330.93
  5. Step 5: Solve for x
    x = 1,983,108,330.93/74,021.24
  6. Step 6: Final answer
    x = 26,791.07

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1.5x scale

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.