Home / 372,721.95-559,087.79-106,491.15

Finding the Fourth Proportional to 372,721.95, 559,087.79 and 106,491.15

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Solution

The fourth proportional to 372,721.95, 559,087.79 and 106,491.15 is: 159,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,721.95 : 559,087.79 = 106,491.15 : x
  2. Step 2: Convert to fraction form
    372,721.95/559,087.79 = 106,491.15/x
  3. Step 3: Cross multiply
    372,721.95x = 559,087.79 × 106,491.15
  4. Step 4: Simplify right side
    372,721.95x = 59,537,901,175.60
  5. Step 5: Solve for x
    x = 59,537,901,175.60/372,721.95
  6. Step 6: Final answer
    x = 159,738.11

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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.