Home / 215,180.56-322,652.33-88,792.07

Finding the Fourth Proportional to 215,180.56, 322,652.33 and 88,792.07

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Solution

The fourth proportional to 215,180.56, 322,652.33 and 88,792.07 is: 133,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,180.56 : 322,652.33 = 88,792.07 : x
  2. Step 2: Convert to fraction form
    215,180.56/322,652.33 = 88,792.07/x
  3. Step 3: Cross multiply
    215,180.56x = 322,652.33 × 88,792.07
  4. Step 4: Simplify right side
    215,180.56x = 28,648,968,271.02
  5. Step 5: Solve for x
    x = 28,648,968,271.02/215,180.56
  6. Step 6: Final answer
    x = 133,139.21

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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.