Home / 37,898.52-56,854.80-12,937.20

Finding the Fourth Proportional to 37,898.52, 56,854.80 and 12,937.20

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Solution

The fourth proportional to 37,898.52, 56,854.80 and 12,937.20 is: 19,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,898.52 : 56,854.80 = 12,937.20 : x
  2. Step 2: Convert to fraction form
    37,898.52/56,854.80 = 12,937.20/x
  3. Step 3: Cross multiply
    37,898.52x = 56,854.80 × 12,937.20
  4. Step 4: Simplify right side
    37,898.52x = 735,541,918.56
  5. Step 5: Solve for x
    x = 735,541,918.56/37,898.52
  6. Step 6: Final answer
    x = 19,408.20

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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.