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Finding the Fourth Proportional to 62,710.92, 94,075.20 and 18,341

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Solution

The fourth proportional to 62,710.92, 94,075.20 and 18,341 is: 27,514.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,710.92 : 94,075.20 = 18,341 : x
  2. Step 2: Convert to fraction form
    62,710.92/94,075.20 = 18,341/x
  3. Step 3: Cross multiply
    62,710.92x = 94,075.20 × 18,341
  4. Step 4: Simplify right side
    62,710.92x = 1,725,433,243.20
  5. Step 5: Solve for x
    x = 1,725,433,243.20/62,710.92
  6. Step 6: Final answer
    x = 27,514.08

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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.