Home / 371,315.26-557,002.32-105,077.44

Finding the Fourth Proportional to 371,315.26, 557,002.32 and 105,077.44

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Solution

The fourth proportional to 371,315.26, 557,002.32 and 105,077.44 is: 157,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,315.26 : 557,002.32 = 105,077.44 : x
  2. Step 2: Convert to fraction form
    371,315.26/557,002.32 = 105,077.44/x
  3. Step 3: Cross multiply
    371,315.26x = 557,002.32 × 105,077.44
  4. Step 4: Simplify right side
    371,315.26x = 58,528,377,859.66
  5. Step 5: Solve for x
    x = 58,528,377,859.66/371,315.26
  6. Step 6: Final answer
    x = 157,624.49

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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.