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Finding the Fourth Proportional to 62,658.40, 94,009.20 and 27,623.20

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Solution

The fourth proportional to 62,658.40, 94,009.20 and 27,623.20 is: 41,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,658.40 : 94,009.20 = 27,623.20 : x
  2. Step 2: Convert to fraction form
    62,658.40/94,009.20 = 27,623.20/x
  3. Step 3: Cross multiply
    62,658.40x = 94,009.20 × 27,623.20
  4. Step 4: Simplify right side
    62,658.40x = 2,596,834,933.44
  5. Step 5: Solve for x
    x = 2,596,834,933.44/62,658.40
  6. Step 6: Final answer
    x = 41,444.32

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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.