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Finding the Fourth Proportional to 68,386.51, 102,627.95 and 24,016.72

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Solution

The fourth proportional to 68,386.51, 102,627.95 and 24,016.72 is: 36,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,386.51 : 102,627.95 = 24,016.72 : x
  2. Step 2: Convert to fraction form
    68,386.51/102,627.95 = 24,016.72/x
  3. Step 3: Cross multiply
    68,386.51x = 102,627.95 × 24,016.72
  4. Step 4: Simplify right side
    68,386.51x = 2,464,786,619.24
  5. Step 5: Solve for x
    x = 2,464,786,619.24/68,386.51
  6. Step 6: Final answer
    x = 36,042.00

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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.