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Finding the Fourth Proportional to 23,700.88, 32,712.40 and 14,752

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Solution

The fourth proportional to 23,700.88, 32,712.40 and 14,752 is: 20,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,700.88 : 32,712.40 = 14,752 : x
  2. Step 2: Convert to fraction form
    23,700.88/32,712.40 = 14,752/x
  3. Step 3: Cross multiply
    23,700.88x = 32,712.40 × 14,752
  4. Step 4: Simplify right side
    23,700.88x = 482,573,324.80
  5. Step 5: Solve for x
    x = 482,573,324.80/23,700.88
  6. Step 6: Final answer
    x = 20,360.99

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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.