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Finding the Fourth Proportional to 48,582.77, 72,876.77 and 15,305.44

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Solution

The fourth proportional to 48,582.77, 72,876.77 and 15,305.44 is: 22,958.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,582.77 : 72,876.77 = 15,305.44 : x
  2. Step 2: Convert to fraction form
    48,582.77/72,876.77 = 15,305.44/x
  3. Step 3: Cross multiply
    48,582.77x = 72,876.77 × 15,305.44
  4. Step 4: Simplify right side
    48,582.77x = 1,115,411,030.63
  5. Step 5: Solve for x
    x = 1,115,411,030.63/48,582.77
  6. Step 6: Final answer
    x = 22,958.98

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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.