Home / 269,342.30-404,136.27-100,875.67

Finding the Fourth Proportional to 269,342.30, 404,136.27 and 100,875.67

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Solution

The fourth proportional to 269,342.30, 404,136.27 and 100,875.67 is: 151,359.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,342.30 : 404,136.27 = 100,875.67 : x
  2. Step 2: Convert to fraction form
    269,342.30/404,136.27 = 100,875.67/x
  3. Step 3: Cross multiply
    269,342.30x = 404,136.27 × 100,875.67
  4. Step 4: Simplify right side
    269,342.30x = 40,767,515,997.21
  5. Step 5: Solve for x
    x = 40,767,515,997.21/269,342.30
  6. Step 6: Final answer
    x = 151,359.50

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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.