Home / 56,837.99-85,245.47-19,377.75

Finding the Fourth Proportional to 56,837.99, 85,245.47 and 19,377.75

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Solution

The fourth proportional to 56,837.99, 85,245.47 and 19,377.75 is: 29,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,837.99 : 85,245.47 = 19,377.75 : x
  2. Step 2: Convert to fraction form
    56,837.99/85,245.47 = 19,377.75/x
  3. Step 3: Cross multiply
    56,837.99x = 85,245.47 × 19,377.75
  4. Step 4: Simplify right side
    56,837.99x = 1,651,865,309.40
  5. Step 5: Solve for x
    x = 1,651,865,309.40/56,837.99
  6. Step 6: Final answer
    x = 29,062.70

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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.