Home / 83,939.59-125,953.13-37,181.53

Finding the Fourth Proportional to 83,939.59, 125,953.13 and 37,181.53

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Solution

The fourth proportional to 83,939.59, 125,953.13 and 37,181.53 is: 55,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,939.59 : 125,953.13 = 37,181.53 : x
  2. Step 2: Convert to fraction form
    83,939.59/125,953.13 = 37,181.53/x
  3. Step 3: Cross multiply
    83,939.59x = 125,953.13 × 37,181.53
  4. Step 4: Simplify right side
    83,939.59x = 4,683,130,122.94
  5. Step 5: Solve for x
    x = 4,683,130,122.94/83,939.59
  6. Step 6: Final answer
    x = 55,791.67

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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.