Home / 47,897.27-66,098.19-27,765.81

Finding the Fourth Proportional to 47,897.27, 66,098.19 and 27,765.81

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Solution

The fourth proportional to 47,897.27, 66,098.19 and 27,765.81 is: 38,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.27 : 66,098.19 = 27,765.81 : x
  2. Step 2: Convert to fraction form
    47,897.27/66,098.19 = 27,765.81/x
  3. Step 3: Cross multiply
    47,897.27x = 66,098.19 × 27,765.81
  4. Step 4: Simplify right side
    47,897.27x = 1,835,269,784.88
  5. Step 5: Solve for x
    x = 1,835,269,784.88/47,897.27
  6. Step 6: Final answer
    x = 38,316.80

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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.