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Finding the Fourth Proportional to 48,539.94, 72,809.84 and 15,262.91

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Solution

The fourth proportional to 48,539.94, 72,809.84 and 15,262.91 is: 22,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,539.94 : 72,809.84 = 15,262.91 : x
  2. Step 2: Convert to fraction form
    48,539.94/72,809.84 = 15,262.91/x
  3. Step 3: Cross multiply
    48,539.94x = 72,809.84 × 15,262.91
  4. Step 4: Simplify right side
    48,539.94x = 1,111,290,035.03
  5. Step 5: Solve for x
    x = 1,111,290,035.03/48,539.94
  6. Step 6: Final answer
    x = 22,894.34

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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.