Home / 174,963.96-262,437.57-80,139.42

Finding the Fourth Proportional to 174,963.96, 262,437.57 and 80,139.42

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Solution

The fourth proportional to 174,963.96, 262,437.57 and 80,139.42 is: 120,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,963.96 : 262,437.57 = 80,139.42 : x
  2. Step 2: Convert to fraction form
    174,963.96/262,437.57 = 80,139.42/x
  3. Step 3: Cross multiply
    174,963.96x = 262,437.57 × 80,139.42
  4. Step 4: Simplify right side
    174,963.96x = 21,031,594,646.01
  5. Step 5: Solve for x
    x = 21,031,594,646.01/174,963.96
  6. Step 6: Final answer
    x = 120,205.30

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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.