Home / 108,986.43-163,480.21-33,085.63

Finding the Fourth Proportional to 108,986.43, 163,480.21 and 33,085.63

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Solution

The fourth proportional to 108,986.43, 163,480.21 and 33,085.63 is: 49,628.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,986.43 : 163,480.21 = 33,085.63 : x
  2. Step 2: Convert to fraction form
    108,986.43/163,480.21 = 33,085.63/x
  3. Step 3: Cross multiply
    108,986.43x = 163,480.21 × 33,085.63
  4. Step 4: Simplify right side
    108,986.43x = 5,408,845,574.95
  5. Step 5: Solve for x
    x = 5,408,845,574.95/108,986.43
  6. Step 6: Final answer
    x = 49,628.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.