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Finding the Fourth Proportional to 183,531.84, 253,293.12 and 102,981.12

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Solution

The fourth proportional to 183,531.84, 253,293.12 and 102,981.12 is: 142,124.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,531.84 : 253,293.12 = 102,981.12 : x
  2. Step 2: Convert to fraction form
    183,531.84/253,293.12 = 102,981.12/x
  3. Step 3: Cross multiply
    183,531.84x = 253,293.12 × 102,981.12
  4. Step 4: Simplify right side
    183,531.84x = 26,084,409,185.89
  5. Step 5: Solve for x
    x = 26,084,409,185.89/183,531.84
  6. Step 6: Final answer
    x = 142,124.71

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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.