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Finding the Fourth Proportional to 67,341.80, 92,929.26 and 36,714.24

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Solution

The fourth proportional to 67,341.80, 92,929.26 and 36,714.24 is: 50,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,341.80 : 92,929.26 = 36,714.24 : x
  2. Step 2: Convert to fraction form
    67,341.80/92,929.26 = 36,714.24/x
  3. Step 3: Cross multiply
    67,341.80x = 92,929.26 × 36,714.24
  4. Step 4: Simplify right side
    67,341.80x = 3,411,827,154.66
  5. Step 5: Solve for x
    x = 3,411,827,154.66/67,341.80
  6. Step 6: Final answer
    x = 50,664.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.