Home / 37,050.06-51,133.95-21,130.86

Finding the Fourth Proportional to 37,050.06, 51,133.95 and 21,130.86

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Solution

The fourth proportional to 37,050.06, 51,133.95 and 21,130.86 is: 29,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,050.06 : 51,133.95 = 21,130.86 : x
  2. Step 2: Convert to fraction form
    37,050.06/51,133.95 = 21,130.86/x
  3. Step 3: Cross multiply
    37,050.06x = 51,133.95 × 21,130.86
  4. Step 4: Simplify right side
    37,050.06x = 1,080,504,338.70
  5. Step 5: Solve for x
    x = 1,080,504,338.70/37,050.06
  6. Step 6: Final answer
    x = 29,163.36

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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.