Home / 109,310.08-163,594.77-67,216.82

Finding the Fourth Proportional to 109,310.08, 163,594.77 and 67,216.82

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Solution

The fourth proportional to 109,310.08, 163,594.77 and 67,216.82 is: 100,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,310.08 : 163,594.77 = 67,216.82 : x
  2. Step 2: Convert to fraction form
    109,310.08/163,594.77 = 67,216.82/x
  3. Step 3: Cross multiply
    109,310.08x = 163,594.77 × 67,216.82
  4. Step 4: Simplify right side
    109,310.08x = 10,996,320,208.03
  5. Step 5: Solve for x
    x = 10,996,320,208.03/109,310.08
  6. Step 6: Final answer
    x = 100,597.49

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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.