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Finding the Fourth Proportional to 62,702.91, 94,063.19 and 18,333

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Solution

The fourth proportional to 62,702.91, 94,063.19 and 18,333 is: 27,502.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,702.91 : 94,063.19 = 18,333 : x
  2. Step 2: Convert to fraction form
    62,702.91/94,063.19 = 18,333/x
  3. Step 3: Cross multiply
    62,702.91x = 94,063.19 × 18,333
  4. Step 4: Simplify right side
    62,702.91x = 1,724,460,370.61
  5. Step 5: Solve for x
    x = 1,724,460,370.61/62,702.91
  6. Step 6: Final answer
    x = 27,502.08

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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.