Home / 47,101.22-70,965.99-42,603.47

Finding the Fourth Proportional to 47,101.22, 70,965.99 and 42,603.47

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Solution

The fourth proportional to 47,101.22, 70,965.99 and 42,603.47 is: 64,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,101.22 : 70,965.99 = 42,603.47 : x
  2. Step 2: Convert to fraction form
    47,101.22/70,965.99 = 42,603.47/x
  3. Step 3: Cross multiply
    47,101.22x = 70,965.99 × 42,603.47
  4. Step 4: Simplify right side
    47,101.22x = 3,023,397,212.97
  5. Step 5: Solve for x
    x = 3,023,397,212.97/47,101.22
  6. Step 6: Final answer
    x = 64,189.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.