Home / 37,125.04-55,653.36-12,149.68

Finding the Fourth Proportional to 37,125.04, 55,653.36 and 12,149.68

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Solution

The fourth proportional to 37,125.04, 55,653.36 and 12,149.68 is: 18,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,125.04 : 55,653.36 = 12,149.68 : x
  2. Step 2: Convert to fraction form
    37,125.04/55,653.36 = 12,149.68/x
  3. Step 3: Cross multiply
    37,125.04x = 55,653.36 × 12,149.68
  4. Step 4: Simplify right side
    37,125.04x = 676,170,514.92
  5. Step 5: Solve for x
    x = 676,170,514.92/37,125.04
  6. Step 6: Final answer
    x = 18,213.33

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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.