Home / 441,829.49-662,339.30-172,139.58

Finding the Fourth Proportional to 441,829.49, 662,339.30 and 172,139.58

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Solution

The fourth proportional to 441,829.49, 662,339.30 and 172,139.58 is: 258,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,829.49 : 662,339.30 = 172,139.58 : x
  2. Step 2: Convert to fraction form
    441,829.49/662,339.30 = 172,139.58/x
  3. Step 3: Cross multiply
    441,829.49x = 662,339.30 × 172,139.58
  4. Step 4: Simplify right side
    441,829.49x = 114,014,808,058.80
  5. Step 5: Solve for x
    x = 114,014,808,058.80/441,829.49
  6. Step 6: Final answer
    x = 258,051.61

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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.