Home / 53,273.70-73,521.27-30,620.07

Finding the Fourth Proportional to 53,273.70, 73,521.27 and 30,620.07

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Solution

The fourth proportional to 53,273.70, 73,521.27 and 30,620.07 is: 42,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,273.70 : 73,521.27 = 30,620.07 : x
  2. Step 2: Convert to fraction form
    53,273.70/73,521.27 = 30,620.07/x
  3. Step 3: Cross multiply
    53,273.70x = 73,521.27 × 30,620.07
  4. Step 4: Simplify right side
    53,273.70x = 2,251,226,433.89
  5. Step 5: Solve for x
    x = 2,251,226,433.89/53,273.70
  6. Step 6: Final answer
    x = 42,257.75

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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.