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Finding the Fourth Proportional to 23,587.60, 32,545 and 15,194

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Solution

The fourth proportional to 23,587.60, 32,545 and 15,194 is: 20,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,587.60 : 32,545 = 15,194 : x
  2. Step 2: Convert to fraction form
    23,587.60/32,545 = 15,194/x
  3. Step 3: Cross multiply
    23,587.60x = 32,545 × 15,194
  4. Step 4: Simplify right side
    23,587.60x = 494,488,730
  5. Step 5: Solve for x
    x = 494,488,730/23,587.60
  6. Step 6: Final answer
    x = 20,963.93

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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.