Home / 63,729.68-87,941.70-37,531.49

Finding the Fourth Proportional to 63,729.68, 87,941.70 and 37,531.49

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Solution

The fourth proportional to 63,729.68, 87,941.70 and 37,531.49 is: 51,790.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,729.68 : 87,941.70 = 37,531.49 : x
  2. Step 2: Convert to fraction form
    63,729.68/87,941.70 = 37,531.49/x
  3. Step 3: Cross multiply
    63,729.68x = 87,941.70 × 37,531.49
  4. Step 4: Simplify right side
    63,729.68x = 3,300,582,594.42
  5. Step 5: Solve for x
    x = 3,300,582,594.42/63,729.68
  6. Step 6: Final answer
    x = 51,790.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.