Home / 37,691.49-56,543.40-12,733.03

Finding the Fourth Proportional to 37,691.49, 56,543.40 and 12,733.03

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Solution

The fourth proportional to 37,691.49, 56,543.40 and 12,733.03 is: 19,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,691.49 : 56,543.40 = 12,733.03 : x
  2. Step 2: Convert to fraction form
    37,691.49/56,543.40 = 12,733.03/x
  3. Step 3: Cross multiply
    37,691.49x = 56,543.40 × 12,733.03
  4. Step 4: Simplify right side
    37,691.49x = 719,968,879.18
  5. Step 5: Solve for x
    x = 719,968,879.18/37,691.49
  6. Step 6: Final answer
    x = 19,101.63

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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.