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Finding the Fourth Proportional to 68,798.43, 94,901.56 and 43,264.35

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Solution

The fourth proportional to 68,798.43, 94,901.56 and 43,264.35 is: 59,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,798.43 : 94,901.56 = 43,264.35 : x
  2. Step 2: Convert to fraction form
    68,798.43/94,901.56 = 43,264.35/x
  3. Step 3: Cross multiply
    68,798.43x = 94,901.56 × 43,264.35
  4. Step 4: Simplify right side
    68,798.43x = 4,105,854,199.23
  5. Step 5: Solve for x
    x = 4,105,854,199.23/68,798.43
  6. Step 6: Final answer
    x = 59,679.48

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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.