Home / 47,897.78-66,098.92-27,766.35

Finding the Fourth Proportional to 47,897.78, 66,098.92 and 27,766.35

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Solution

The fourth proportional to 47,897.78, 66,098.92 and 27,766.35 is: 38,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.78 : 66,098.92 = 27,766.35 : x
  2. Step 2: Convert to fraction form
    47,897.78/66,098.92 = 27,766.35/x
  3. Step 3: Cross multiply
    47,897.78x = 66,098.92 × 27,766.35
  4. Step 4: Simplify right side
    47,897.78x = 1,835,325,747.34
  5. Step 5: Solve for x
    x = 1,835,325,747.34/47,897.78
  6. Step 6: Final answer
    x = 38,317.55

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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.