Home / 193,328.20-289,992.30-100,016.20

Finding the Fourth Proportional to 193,328.20, 289,992.30 and 100,016.20

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Solution

The fourth proportional to 193,328.20, 289,992.30 and 100,016.20 is: 150,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,328.20 : 289,992.30 = 100,016.20 : x
  2. Step 2: Convert to fraction form
    193,328.20/289,992.30 = 100,016.20/x
  3. Step 3: Cross multiply
    193,328.20x = 289,992.30 × 100,016.20
  4. Step 4: Simplify right side
    193,328.20x = 29,003,927,875.26
  5. Step 5: Solve for x
    x = 29,003,927,875.26/193,328.20
  6. Step 6: Final answer
    x = 150,024.30

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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.