Home / 269,113.88-403,530.69-100,495.55

Finding the Fourth Proportional to 269,113.88, 403,530.69 and 100,495.55

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Solution

The fourth proportional to 269,113.88, 403,530.69 and 100,495.55 is: 150,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,113.88 : 403,530.69 = 100,495.55 : x
  2. Step 2: Convert to fraction form
    269,113.88/403,530.69 = 100,495.55/x
  3. Step 3: Cross multiply
    269,113.88x = 403,530.69 × 100,495.55
  4. Step 4: Simplify right side
    269,113.88x = 40,553,038,633.43
  5. Step 5: Solve for x
    x = 40,553,038,633.43/269,113.88
  6. Step 6: Final answer
    x = 150,691.00

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1.5x scale

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.