Home / 180,971.45-271,492.56-54,621.98

Finding the Fourth Proportional to 180,971.45, 271,492.56 and 54,621.98

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Solution

The fourth proportional to 180,971.45, 271,492.56 and 54,621.98 is: 81,943.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,971.45 : 271,492.56 = 54,621.98 : x
  2. Step 2: Convert to fraction form
    180,971.45/271,492.56 = 54,621.98/x
  3. Step 3: Cross multiply
    180,971.45x = 271,492.56 × 54,621.98
  4. Step 4: Simplify right side
    180,971.45x = 14,829,460,843.10
  5. Step 5: Solve for x
    x = 14,829,460,843.10/180,971.45
  6. Step 6: Final answer
    x = 81,943.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.