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Finding the Fourth Proportional to 53,682.58, 74,070.03 and 32,461.39

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Solution

The fourth proportional to 53,682.58, 74,070.03 and 32,461.39 is: 44,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,682.58 : 74,070.03 = 32,461.39 : x
  2. Step 2: Convert to fraction form
    53,682.58/74,070.03 = 32,461.39/x
  3. Step 3: Cross multiply
    53,682.58x = 74,070.03 × 32,461.39
  4. Step 4: Simplify right side
    53,682.58x = 2,404,416,131.14
  5. Step 5: Solve for x
    x = 2,404,416,131.14/53,682.58
  6. Step 6: Final answer
    x = 44,789.50

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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.