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Finding the Fourth Proportional to 32,280.19, 48,422.10 and 11,503.69

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Solution

The fourth proportional to 32,280.19, 48,422.10 and 11,503.69 is: 17,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,280.19 : 48,422.10 = 11,503.69 : x
  2. Step 2: Convert to fraction form
    32,280.19/48,422.10 = 11,503.69/x
  3. Step 3: Cross multiply
    32,280.19x = 48,422.10 × 11,503.69
  4. Step 4: Simplify right side
    32,280.19x = 557,032,749.63
  5. Step 5: Solve for x
    x = 557,032,749.63/32,280.19
  6. Step 6: Final answer
    x = 17,256.18

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.