Home / 45,625.08-68,448.15-19,330.86

Finding the Fourth Proportional to 45,625.08, 68,448.15 and 19,330.86

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Solution

The fourth proportional to 45,625.08, 68,448.15 and 19,330.86 is: 29,000.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,625.08 : 68,448.15 = 19,330.86 : x
  2. Step 2: Convert to fraction form
    45,625.08/68,448.15 = 19,330.86/x
  3. Step 3: Cross multiply
    45,625.08x = 68,448.15 × 19,330.86
  4. Step 4: Simplify right side
    45,625.08x = 1,323,161,604.91
  5. Step 5: Solve for x
    x = 1,323,161,604.91/45,625.08
  6. Step 6: Final answer
    x = 29,000.75

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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.