Home / 372,889.20-559,528.20-162,548.40

Finding the Fourth Proportional to 372,889.20, 559,528.20 and 162,548.40

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Solution

The fourth proportional to 372,889.20, 559,528.20 and 162,548.40 is: 243,907.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,889.20 : 559,528.20 = 162,548.40 : x
  2. Step 2: Convert to fraction form
    372,889.20/559,528.20 = 162,548.40/x
  3. Step 3: Cross multiply
    372,889.20x = 559,528.20 × 162,548.40
  4. Step 4: Simplify right side
    372,889.20x = 90,950,413,664.88
  5. Step 5: Solve for x
    x = 90,950,413,664.88/372,889.20
  6. Step 6: Final answer
    x = 243,907.34

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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.