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Finding the Fourth Proportional to 32,258.58, 48,387.43 and 15,620.10

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Solution

The fourth proportional to 32,258.58, 48,387.43 and 15,620.10 is: 23,429.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,258.58 : 48,387.43 = 15,620.10 : x
  2. Step 2: Convert to fraction form
    32,258.58/48,387.43 = 15,620.10/x
  3. Step 3: Cross multiply
    32,258.58x = 48,387.43 × 15,620.10
  4. Step 4: Simplify right side
    32,258.58x = 755,816,495.34
  5. Step 5: Solve for x
    x = 755,816,495.34/32,258.58
  6. Step 6: Final answer
    x = 23,429.94

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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.