Home / 171,241.57-236,408.38-103,275.83

Finding the Fourth Proportional to 171,241.57, 236,408.38 and 103,275.83

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Solution

The fourth proportional to 171,241.57, 236,408.38 and 103,275.83 is: 142,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,241.57 : 236,408.38 = 103,275.83 : x
  2. Step 2: Convert to fraction form
    171,241.57/236,408.38 = 103,275.83/x
  3. Step 3: Cross multiply
    171,241.57x = 236,408.38 × 103,275.83
  4. Step 4: Simplify right side
    171,241.57x = 24,415,271,109.76
  5. Step 5: Solve for x
    x = 24,415,271,109.76/171,241.57
  6. Step 6: Final answer
    x = 142,577.95

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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.