Home / 47,888.56-66,081.98-27,739

Finding the Fourth Proportional to 47,888.56, 66,081.98 and 27,739

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Solution

The fourth proportional to 47,888.56, 66,081.98 and 27,739 is: 38,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888.56 : 66,081.98 = 27,739 : x
  2. Step 2: Convert to fraction form
    47,888.56/66,081.98 = 27,739/x
  3. Step 3: Cross multiply
    47,888.56x = 66,081.98 × 27,739
  4. Step 4: Simplify right side
    47,888.56x = 1,833,048,043.22
  5. Step 5: Solve for x
    x = 1,833,048,043.22/47,888.56
  6. Step 6: Final answer
    x = 38,277.37

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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.