Home / 45,444.93-68,176.61-19,149.66

Finding the Fourth Proportional to 45,444.93, 68,176.61 and 19,149.66

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Solution

The fourth proportional to 45,444.93, 68,176.61 and 19,149.66 is: 28,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,444.93 : 68,176.61 = 19,149.66 : x
  2. Step 2: Convert to fraction form
    45,444.93/68,176.61 = 19,149.66/x
  3. Step 3: Cross multiply
    45,444.93x = 68,176.61 × 19,149.66
  4. Step 4: Simplify right side
    45,444.93x = 1,305,558,805.70
  5. Step 5: Solve for x
    x = 1,305,558,805.70/45,444.93
  6. Step 6: Final answer
    x = 28,728.37

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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.