Home / 56,212.90-77,589.96-37,106.62

Finding the Fourth Proportional to 56,212.90, 77,589.96 and 37,106.62

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Solution

The fourth proportional to 56,212.90, 77,589.96 and 37,106.62 is: 51,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,212.90 : 77,589.96 = 37,106.62 : x
  2. Step 2: Convert to fraction form
    56,212.90/77,589.96 = 37,106.62/x
  3. Step 3: Cross multiply
    56,212.90x = 77,589.96 × 37,106.62
  4. Step 4: Simplify right side
    56,212.90x = 2,879,101,161.54
  5. Step 5: Solve for x
    x = 2,879,101,161.54/56,212.90
  6. Step 6: Final answer
    x = 51,217.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.