Home / 371,711.30-557,588.04-105,450.92

Finding the Fourth Proportional to 371,711.30, 557,588.04 and 105,450.92

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Solution

The fourth proportional to 371,711.30, 557,588.04 and 105,450.92 is: 158,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,711.30 : 557,588.04 = 105,450.92 : x
  2. Step 2: Convert to fraction form
    371,711.30/557,588.04 = 105,450.92/x
  3. Step 3: Cross multiply
    371,711.30x = 557,588.04 × 105,450.92
  4. Step 4: Simplify right side
    371,711.30x = 58,798,171,799.00
  5. Step 5: Solve for x
    x = 58,798,171,799.00/371,711.30
  6. Step 6: Final answer
    x = 158,182.36

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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.