Home / 47,171.78-65,101.66-35,214.36

Finding the Fourth Proportional to 47,171.78, 65,101.66 and 35,214.36

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Solution

The fourth proportional to 47,171.78, 65,101.66 and 35,214.36 is: 48,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,171.78 : 65,101.66 = 35,214.36 : x
  2. Step 2: Convert to fraction form
    47,171.78/65,101.66 = 35,214.36/x
  3. Step 3: Cross multiply
    47,171.78x = 65,101.66 × 35,214.36
  4. Step 4: Simplify right side
    47,171.78x = 2,292,513,291.84
  5. Step 5: Solve for x
    x = 2,292,513,291.84/47,171.78
  6. Step 6: Final answer
    x = 48,599.25

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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.