Home / 171,962.20-257,943.30-53,633.35

Finding the Fourth Proportional to 171,962.20, 257,943.30 and 53,633.35

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Solution

The fourth proportional to 171,962.20, 257,943.30 and 53,633.35 is: 80,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,962.20 : 257,943.30 = 53,633.35 : x
  2. Step 2: Convert to fraction form
    171,962.20/257,943.30 = 53,633.35/x
  3. Step 3: Cross multiply
    171,962.20x = 257,943.30 × 53,633.35
  4. Step 4: Simplify right side
    171,962.20x = 13,834,363,289.06
  5. Step 5: Solve for x
    x = 13,834,363,289.06/171,962.20
  6. Step 6: Final answer
    x = 80,450.03

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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.