Home / 441,828.49-662,337.80-172,138.59

Finding the Fourth Proportional to 441,828.49, 662,337.80 and 172,138.59

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Solution

The fourth proportional to 441,828.49, 662,337.80 and 172,138.59 is: 258,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,828.49 : 662,337.80 = 172,138.59 : x
  2. Step 2: Convert to fraction form
    441,828.49/662,337.80 = 172,138.59/x
  3. Step 3: Cross multiply
    441,828.49x = 662,337.80 × 172,138.59
  4. Step 4: Simplify right side
    441,828.49x = 114,013,891,684.01
  5. Step 5: Solve for x
    x = 114,013,891,684.01/441,828.49
  6. Step 6: Final answer
    x = 258,050.11

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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.