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Finding the Fourth Proportional to 23,859.88, 32,929.66 and 14,428.50

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Solution

The fourth proportional to 23,859.88, 32,929.66 and 14,428.50 is: 19,913.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,859.88 : 32,929.66 = 14,428.50 : x
  2. Step 2: Convert to fraction form
    23,859.88/32,929.66 = 14,428.50/x
  3. Step 3: Cross multiply
    23,859.88x = 32,929.66 × 14,428.50
  4. Step 4: Simplify right side
    23,859.88x = 475,125,599.31
  5. Step 5: Solve for x
    x = 475,125,599.31/23,859.88
  6. Step 6: Final answer
    x = 19,913.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.