Home / 37,675.42-51,936.60-28,707.40

Finding the Fourth Proportional to 37,675.42, 51,936.60 and 28,707.40

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Solution

The fourth proportional to 37,675.42, 51,936.60 and 28,707.40 is: 39,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,675.42 : 51,936.60 = 28,707.40 : x
  2. Step 2: Convert to fraction form
    37,675.42/51,936.60 = 28,707.40/x
  3. Step 3: Cross multiply
    37,675.42x = 51,936.60 × 28,707.40
  4. Step 4: Simplify right side
    37,675.42x = 1,490,964,750.84
  5. Step 5: Solve for x
    x = 1,490,964,750.84/37,675.42
  6. Step 6: Final answer
    x = 39,573.94

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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.