Home / 47,980.03-66,191.04-27,825.23

Finding the Fourth Proportional to 47,980.03, 66,191.04 and 27,825.23

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Solution

The fourth proportional to 47,980.03, 66,191.04 and 27,825.23 is: 38,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,980.03 : 66,191.04 = 27,825.23 : x
  2. Step 2: Convert to fraction form
    47,980.03/66,191.04 = 27,825.23/x
  3. Step 3: Cross multiply
    47,980.03x = 66,191.04 × 27,825.23
  4. Step 4: Simplify right side
    47,980.03x = 1,841,780,911.94
  5. Step 5: Solve for x
    x = 1,841,780,911.94/47,980.03
  6. Step 6: Final answer
    x = 38,386.41

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Double scale
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Similar ratio
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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.