Home / 52,074.50-78,095.57-18,790.22

Finding the Fourth Proportional to 52,074.50, 78,095.57 and 18,790.22

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Solution

The fourth proportional to 52,074.50, 78,095.57 and 18,790.22 is: 28,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,074.50 : 78,095.57 = 18,790.22 : x
  2. Step 2: Convert to fraction form
    52,074.50/78,095.57 = 18,790.22/x
  3. Step 3: Cross multiply
    52,074.50x = 78,095.57 × 18,790.22
  4. Step 4: Simplify right side
    52,074.50x = 1,467,432,456.90
  5. Step 5: Solve for x
    x = 1,467,432,456.90/52,074.50
  6. Step 6: Final answer
    x = 28,179.49

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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.