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Finding the Fourth Proportional to 183,671.40, 253,492.12 and 102,018

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Solution

The fourth proportional to 183,671.40, 253,492.12 and 102,018 is: 140,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,671.40 : 253,492.12 = 102,018 : x
  2. Step 2: Convert to fraction form
    183,671.40/253,492.12 = 102,018/x
  3. Step 3: Cross multiply
    183,671.40x = 253,492.12 × 102,018
  4. Step 4: Simplify right side
    183,671.40x = 25,860,759,098.16
  5. Step 5: Solve for x
    x = 25,860,759,098.16/183,671.40
  6. Step 6: Final answer
    x = 140,799.05

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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.