Home / 276,040.10-414,303.15-163,579.70

Finding the Fourth Proportional to 276,040.10, 414,303.15 and 163,579.70

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Solution

The fourth proportional to 276,040.10, 414,303.15 and 163,579.70 is: 245,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,040.10 : 414,303.15 = 163,579.70 : x
  2. Step 2: Convert to fraction form
    276,040.10/414,303.15 = 163,579.70/x
  3. Step 3: Cross multiply
    276,040.10x = 414,303.15 × 163,579.70
  4. Step 4: Simplify right side
    276,040.10x = 67,771,584,986.06
  5. Step 5: Solve for x
    x = 67,771,584,986.06/276,040.10
  6. Step 6: Final answer
    x = 245,513.55

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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.