Home / 47,070.75-64,963.40-27,198.75

Finding the Fourth Proportional to 47,070.75, 64,963.40 and 27,198.75

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Solution

The fourth proportional to 47,070.75, 64,963.40 and 27,198.75 is: 37,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,070.75 : 64,963.40 = 27,198.75 : x
  2. Step 2: Convert to fraction form
    47,070.75/64,963.40 = 27,198.75/x
  3. Step 3: Cross multiply
    47,070.75x = 64,963.40 × 27,198.75
  4. Step 4: Simplify right side
    47,070.75x = 1,766,923,139.76
  5. Step 5: Solve for x
    x = 1,766,923,139.76/47,070.75
  6. Step 6: Final answer
    x = 37,537.60

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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.