Home / 83,835.43-125,835.78-61,586.35

Finding the Fourth Proportional to 83,835.43, 125,835.78 and 61,586.35

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Solution

The fourth proportional to 83,835.43, 125,835.78 and 61,586.35 is: 92,440.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,835.43 : 125,835.78 = 61,586.35 : x
  2. Step 2: Convert to fraction form
    83,835.43/125,835.78 = 61,586.35/x
  3. Step 3: Cross multiply
    83,835.43x = 125,835.78 × 61,586.35
  4. Step 4: Simplify right side
    83,835.43x = 7,749,766,389.60
  5. Step 5: Solve for x
    x = 7,749,766,389.60/83,835.43
  6. Step 6: Final answer
    x = 92,440.23

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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.