Home / 56,893.14-85,339.74-19,453.56

Finding the Fourth Proportional to 56,893.14, 85,339.74 and 19,453.56

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Solution

The fourth proportional to 56,893.14, 85,339.74 and 19,453.56 is: 29,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893.14 : 85,339.74 = 19,453.56 : x
  2. Step 2: Convert to fraction form
    56,893.14/85,339.74 = 19,453.56/x
  3. Step 3: Cross multiply
    56,893.14x = 85,339.74 × 19,453.56
  4. Step 4: Simplify right side
    56,893.14x = 1,660,161,752.47
  5. Step 5: Solve for x
    x = 1,660,161,752.47/56,893.14
  6. Step 6: Final answer
    x = 29,180.35

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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.