Home / 37,958.03-56,931.20-12,992.35

Finding the Fourth Proportional to 37,958.03, 56,931.20 and 12,992.35

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Solution

The fourth proportional to 37,958.03, 56,931.20 and 12,992.35 is: 19,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,958.03 : 56,931.20 = 12,992.35 : x
  2. Step 2: Convert to fraction form
    37,958.03/56,931.20 = 12,992.35/x
  3. Step 3: Cross multiply
    37,958.03x = 56,931.20 × 12,992.35
  4. Step 4: Simplify right side
    37,958.03x = 739,669,869.03
  5. Step 5: Solve for x
    x = 739,669,869.03/37,958.03
  6. Step 6: Final answer
    x = 19,486.52

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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.