Home / 37,242.97-55,852.61-12,278.37

Finding the Fourth Proportional to 37,242.97, 55,852.61 and 12,278.37

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Solution

The fourth proportional to 37,242.97, 55,852.61 and 12,278.37 is: 18,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242.97 : 55,852.61 = 12,278.37 : x
  2. Step 2: Convert to fraction form
    37,242.97/55,852.61 = 12,278.37/x
  3. Step 3: Cross multiply
    37,242.97x = 55,852.61 × 12,278.37
  4. Step 4: Simplify right side
    37,242.97x = 685,779,011.05
  5. Step 5: Solve for x
    x = 685,779,011.05/37,242.97
  6. Step 6: Final answer
    x = 18,413.65

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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.