Home / 276,109.74-414,208.44-89,077.50

Finding the Fourth Proportional to 276,109.74, 414,208.44 and 89,077.50

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Solution

The fourth proportional to 276,109.74, 414,208.44 and 89,077.50 is: 133,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,109.74 : 414,208.44 = 89,077.50 : x
  2. Step 2: Convert to fraction form
    276,109.74/414,208.44 = 89,077.50/x
  3. Step 3: Cross multiply
    276,109.74x = 414,208.44 × 89,077.50
  4. Step 4: Simplify right side
    276,109.74x = 36,896,652,314.10
  5. Step 5: Solve for x
    x = 36,896,652,314.10/276,109.74
  6. Step 6: Final answer
    x = 133,630.39

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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.