Home / 72,389.50-108,557.62-24,992.55

Finding the Fourth Proportional to 72,389.50, 108,557.62 and 24,992.55

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Solution

The fourth proportional to 72,389.50, 108,557.62 and 24,992.55 is: 37,479.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,389.50 : 108,557.62 = 24,992.55 : x
  2. Step 2: Convert to fraction form
    72,389.50/108,557.62 = 24,992.55/x
  3. Step 3: Cross multiply
    72,389.50x = 108,557.62 × 24,992.55
  4. Step 4: Simplify right side
    72,389.50x = 2,713,131,683.25
  5. Step 5: Solve for x
    x = 2,713,131,683.25/72,389.50
  6. Step 6: Final answer
    x = 37,479.63

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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.