Home / 591,378.90-886,971.30-164,943.72

Finding the Fourth Proportional to 591,378.90, 886,971.30 and 164,943.72

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Solution

The fourth proportional to 591,378.90, 886,971.30 and 164,943.72 is: 247,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,378.90 : 886,971.30 = 164,943.72 : x
  2. Step 2: Convert to fraction form
    591,378.90/886,971.30 = 164,943.72/x
  3. Step 3: Cross multiply
    591,378.90x = 886,971.30 × 164,943.72
  4. Step 4: Simplify right side
    591,378.90x = 146,300,345,755.24
  5. Step 5: Solve for x
    x = 146,300,345,755.24/591,378.90
  6. Step 6: Final answer
    x = 247,388.51

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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.