Home / 372,988.21-559,481.81-173,199.35

Finding the Fourth Proportional to 372,988.21, 559,481.81 and 173,199.35

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Solution

The fourth proportional to 372,988.21, 559,481.81 and 173,199.35 is: 259,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,988.21 : 559,481.81 = 173,199.35 : x
  2. Step 2: Convert to fraction form
    372,988.21/559,481.81 = 173,199.35/x
  3. Step 3: Cross multiply
    372,988.21x = 559,481.81 × 173,199.35
  4. Step 4: Simplify right side
    372,988.21x = 96,901,882,165.42
  5. Step 5: Solve for x
    x = 96,901,882,165.42/372,988.21
  6. Step 6: Final answer
    x = 259,798.78

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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.