Home / 37,886.48-56,756.96-21,195.94

Finding the Fourth Proportional to 37,886.48, 56,756.96 and 21,195.94

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Solution

The fourth proportional to 37,886.48, 56,756.96 and 21,195.94 is: 31,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,886.48 : 56,756.96 = 21,195.94 : x
  2. Step 2: Convert to fraction form
    37,886.48/56,756.96 = 21,195.94/x
  3. Step 3: Cross multiply
    37,886.48x = 56,756.96 × 21,195.94
  4. Step 4: Simplify right side
    37,886.48x = 1,203,017,118.74
  5. Step 5: Solve for x
    x = 1,203,017,118.74/37,886.48
  6. Step 6: Final answer
    x = 31,753.20

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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.