Home / 273,505.40-410,405.36-133,264.04

Finding the Fourth Proportional to 273,505.40, 410,405.36 and 133,264.04

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Solution

The fourth proportional to 273,505.40, 410,405.36 and 133,264.04 is: 199,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,505.40 : 410,405.36 = 133,264.04 : x
  2. Step 2: Convert to fraction form
    273,505.40/410,405.36 = 133,264.04/x
  3. Step 3: Cross multiply
    273,505.40x = 410,405.36 × 133,264.04
  4. Step 4: Simplify right side
    273,505.40x = 54,692,276,311.25
  5. Step 5: Solve for x
    x = 54,692,276,311.25/273,505.40
  6. Step 6: Final answer
    x = 199,967.81

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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.