Home / 252,975.88-349,143.78-152,371.72

Finding the Fourth Proportional to 252,975.88, 349,143.78 and 152,371.72

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Solution

The fourth proportional to 252,975.88, 349,143.78 and 152,371.72 is: 210,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,975.88 : 349,143.78 = 152,371.72 : x
  2. Step 2: Convert to fraction form
    252,975.88/349,143.78 = 152,371.72/x
  3. Step 3: Cross multiply
    252,975.88x = 349,143.78 × 152,371.72
  4. Step 4: Simplify right side
    252,975.88x = 53,199,638,285.90
  5. Step 5: Solve for x
    x = 53,199,638,285.90/252,975.88
  6. Step 6: Final answer
    x = 210,295.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.