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Finding the Fourth Proportional to 68,700.43, 94,820.41 and 46,954.77

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Solution

The fourth proportional to 68,700.43, 94,820.41 and 46,954.77 is: 64,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,700.43 : 94,820.41 = 46,954.77 : x
  2. Step 2: Convert to fraction form
    68,700.43/94,820.41 = 46,954.77/x
  3. Step 3: Cross multiply
    68,700.43x = 94,820.41 × 46,954.77
  4. Step 4: Simplify right side
    68,700.43x = 4,452,270,068.75
  5. Step 5: Solve for x
    x = 4,452,270,068.75/68,700.43
  6. Step 6: Final answer
    x = 64,807.02

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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.