Home / 56,780.24-78,232.77-37,884.56

Finding the Fourth Proportional to 56,780.24, 78,232.77 and 37,884.56

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Solution

The fourth proportional to 56,780.24, 78,232.77 and 37,884.56 is: 52,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,780.24 : 78,232.77 = 37,884.56 : x
  2. Step 2: Convert to fraction form
    56,780.24/78,232.77 = 37,884.56/x
  3. Step 3: Cross multiply
    56,780.24x = 78,232.77 × 37,884.56
  4. Step 4: Simplify right side
    56,780.24x = 2,963,813,677.87
  5. Step 5: Solve for x
    x = 2,963,813,677.87/56,780.24
  6. Step 6: Final answer
    x = 52,197.98

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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.