Home / 211,800.26-292,037.42-157,991.87

Finding the Fourth Proportional to 211,800.26, 292,037.42 and 157,991.87

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Solution

The fourth proportional to 211,800.26, 292,037.42 and 157,991.87 is: 217,844.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,800.26 : 292,037.42 = 157,991.87 : x
  2. Step 2: Convert to fraction form
    211,800.26/292,037.42 = 157,991.87/x
  3. Step 3: Cross multiply
    211,800.26x = 292,037.42 × 157,991.87
  4. Step 4: Simplify right side
    211,800.26x = 46,139,535,845.63
  5. Step 5: Solve for x
    x = 46,139,535,845.63/211,800.26
  6. Step 6: Final answer
    x = 217,844.57

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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.