Home / 37,518.49-56,249.76-12,543.76

Finding the Fourth Proportional to 37,518.49, 56,249.76 and 12,543.76

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Solution

The fourth proportional to 37,518.49, 56,249.76 and 12,543.76 is: 18,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518.49 : 56,249.76 = 12,543.76 : x
  2. Step 2: Convert to fraction form
    37,518.49/56,249.76 = 12,543.76/x
  3. Step 3: Cross multiply
    37,518.49x = 56,249.76 × 12,543.76
  4. Step 4: Simplify right side
    37,518.49x = 705,583,489.50
  5. Step 5: Solve for x
    x = 705,583,489.50/37,518.49
  6. Step 6: Final answer
    x = 18,806.29

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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.