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Finding the Fourth Proportional to 67,080.68, 92,473.82 and 46,874.82

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Solution

The fourth proportional to 67,080.68, 92,473.82 and 46,874.82 is: 64,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,080.68 : 92,473.82 = 46,874.82 : x
  2. Step 2: Convert to fraction form
    67,080.68/92,473.82 = 46,874.82/x
  3. Step 3: Cross multiply
    67,080.68x = 92,473.82 × 46,874.82
  4. Step 4: Simplify right side
    67,080.68x = 4,334,693,955.40
  5. Step 5: Solve for x
    x = 4,334,693,955.40/67,080.68
  6. Step 6: Final answer
    x = 64,619.11

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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.