Home / 250,913.85-376,246.17-90,983.40

Finding the Fourth Proportional to 250,913.85, 376,246.17 and 90,983.40

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Solution

The fourth proportional to 250,913.85, 376,246.17 and 90,983.40 is: 136,429.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,913.85 : 376,246.17 = 90,983.40 : x
  2. Step 2: Convert to fraction form
    250,913.85/376,246.17 = 90,983.40/x
  3. Step 3: Cross multiply
    250,913.85x = 376,246.17 × 90,983.40
  4. Step 4: Simplify right side
    250,913.85x = 34,232,155,783.58
  5. Step 5: Solve for x
    x = 34,232,155,783.58/250,913.85
  6. Step 6: Final answer
    x = 136,429.92

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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.