Home / 112,169.90-168,136.68-37,269.92

Finding the Fourth Proportional to 112,169.90, 168,136.68 and 37,269.92

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Solution

The fourth proportional to 112,169.90, 168,136.68 and 37,269.92 is: 55,865.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,169.90 : 168,136.68 = 37,269.92 : x
  2. Step 2: Convert to fraction form
    112,169.90/168,136.68 = 37,269.92/x
  3. Step 3: Cross multiply
    112,169.90x = 168,136.68 × 37,269.92
  4. Step 4: Simplify right side
    112,169.90x = 6,266,440,612.67
  5. Step 5: Solve for x
    x = 6,266,440,612.67/112,169.90
  6. Step 6: Final answer
    x = 55,865.62

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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.