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Finding the Fourth Proportional to 161,483.50, 242,264.40 and 50,675.50

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Solution

The fourth proportional to 161,483.50, 242,264.40 and 50,675.50 is: 76,025.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,483.50 : 242,264.40 = 50,675.50 : x
  2. Step 2: Convert to fraction form
    161,483.50/242,264.40 = 50,675.50/x
  3. Step 3: Cross multiply
    161,483.50x = 242,264.40 × 50,675.50
  4. Step 4: Simplify right side
    161,483.50x = 12,276,869,602.20
  5. Step 5: Solve for x
    x = 12,276,869,602.20/161,483.50
  6. Step 6: Final answer
    x = 76,025.54

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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.