Home / 37,920.07-56,883.75-11,620.18

Finding the Fourth Proportional to 37,920.07, 56,883.75 and 11,620.18

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Solution

The fourth proportional to 37,920.07, 56,883.75 and 11,620.18 is: 17,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.07 : 56,883.75 = 11,620.18 : x
  2. Step 2: Convert to fraction form
    37,920.07/56,883.75 = 11,620.18/x
  3. Step 3: Cross multiply
    37,920.07x = 56,883.75 × 11,620.18
  4. Step 4: Simplify right side
    37,920.07x = 660,999,414.08
  5. Step 5: Solve for x
    x = 660,999,414.08/37,920.07
  6. Step 6: Final answer
    x = 17,431.39

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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.