Home / 56,646.37-84,976.47-19,217.15

Finding the Fourth Proportional to 56,646.37, 84,976.47 and 19,217.15

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Solution

The fourth proportional to 56,646.37, 84,976.47 and 19,217.15 is: 28,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,646.37 : 84,976.47 = 19,217.15 : x
  2. Step 2: Convert to fraction form
    56,646.37/84,976.47 = 19,217.15/x
  3. Step 3: Cross multiply
    56,646.37x = 84,976.47 × 19,217.15
  4. Step 4: Simplify right side
    56,646.37x = 1,633,005,049.49
  5. Step 5: Solve for x
    x = 1,633,005,049.49/56,646.37
  6. Step 6: Final answer
    x = 28,828.06

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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.