Home / 37,371.15-56,089.53-20,749.95

Finding the Fourth Proportional to 37,371.15, 56,089.53 and 20,749.95

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Solution

The fourth proportional to 37,371.15, 56,089.53 and 20,749.95 is: 31,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,371.15 : 56,089.53 = 20,749.95 : x
  2. Step 2: Convert to fraction form
    37,371.15/56,089.53 = 20,749.95/x
  3. Step 3: Cross multiply
    37,371.15x = 56,089.53 × 20,749.95
  4. Step 4: Simplify right side
    37,371.15x = 1,163,854,943.02
  5. Step 5: Solve for x
    x = 1,163,854,943.02/37,371.15
  6. Step 6: Final answer
    x = 31,143.14

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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.