Home / 193,511.70-289,611.45-169,892.10

Finding the Fourth Proportional to 193,511.70, 289,611.45 and 169,892.10

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Solution

The fourth proportional to 193,511.70, 289,611.45 and 169,892.10 is: 254,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,511.70 : 289,611.45 = 169,892.10 : x
  2. Step 2: Convert to fraction form
    193,511.70/289,611.45 = 169,892.10/x
  3. Step 3: Cross multiply
    193,511.70x = 289,611.45 × 169,892.10
  4. Step 4: Simplify right side
    193,511.70x = 49,202,697,424.55
  5. Step 5: Solve for x
    x = 49,202,697,424.55/193,511.70
  6. Step 6: Final answer
    x = 254,262.13

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1.5x scale

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.