Home / 47,308.39-65,301.39-28,194.16

Finding the Fourth Proportional to 47,308.39, 65,301.39 and 28,194.16

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Solution

The fourth proportional to 47,308.39, 65,301.39 and 28,194.16 is: 38,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,308.39 : 65,301.39 = 28,194.16 : x
  2. Step 2: Convert to fraction form
    47,308.39/65,301.39 = 28,194.16/x
  3. Step 3: Cross multiply
    47,308.39x = 65,301.39 × 28,194.16
  4. Step 4: Simplify right side
    47,308.39x = 1,841,117,837.88
  5. Step 5: Solve for x
    x = 1,841,117,837.88/47,308.39
  6. Step 6: Final answer
    x = 38,917.36

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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.