Home / 75,433.72-113,150.56-19,273.93

Finding the Fourth Proportional to 75,433.72, 113,150.56 and 19,273.93

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Solution

The fourth proportional to 75,433.72, 113,150.56 and 19,273.93 is: 28,910.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,433.72 : 113,150.56 = 19,273.93 : x
  2. Step 2: Convert to fraction form
    75,433.72/113,150.56 = 19,273.93/x
  3. Step 3: Cross multiply
    75,433.72x = 113,150.56 × 19,273.93
  4. Step 4: Simplify right side
    75,433.72x = 2,180,855,924.72
  5. Step 5: Solve for x
    x = 2,180,855,924.72/75,433.72
  6. Step 6: Final answer
    x = 28,910.89

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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.