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Finding the Fourth Proportional to 79,884.96, 110,216.88 and 46,344.48

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Solution

The fourth proportional to 79,884.96, 110,216.88 and 46,344.48 is: 63,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,884.96 : 110,216.88 = 46,344.48 : x
  2. Step 2: Convert to fraction form
    79,884.96/110,216.88 = 46,344.48/x
  3. Step 3: Cross multiply
    79,884.96x = 110,216.88 × 46,344.48
  4. Step 4: Simplify right side
    79,884.96x = 5,107,943,990.82
  5. Step 5: Solve for x
    x = 5,107,943,990.82/79,884.96
  6. Step 6: Final answer
    x = 63,941.25

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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.