Home / 276,030.90-414,046.26-89,042.40

Finding the Fourth Proportional to 276,030.90, 414,046.26 and 89,042.40

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Solution

The fourth proportional to 276,030.90, 414,046.26 and 89,042.40 is: 133,563.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,030.90 : 414,046.26 = 89,042.40 : x
  2. Step 2: Convert to fraction form
    276,030.90/414,046.26 = 89,042.40/x
  3. Step 3: Cross multiply
    276,030.90x = 414,046.26 × 89,042.40
  4. Step 4: Simplify right side
    276,030.90x = 36,867,672,701.42
  5. Step 5: Solve for x
    x = 36,867,672,701.42/276,030.90
  6. Step 6: Final answer
    x = 133,563.57

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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.