Home / 62,739.40-86,542.33-37,228.96

Finding the Fourth Proportional to 62,739.40, 86,542.33 and 37,228.96

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Solution

The fourth proportional to 62,739.40, 86,542.33 and 37,228.96 is: 51,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,739.40 : 86,542.33 = 37,228.96 : x
  2. Step 2: Convert to fraction form
    62,739.40/86,542.33 = 37,228.96/x
  3. Step 3: Cross multiply
    62,739.40x = 86,542.33 × 37,228.96
  4. Step 4: Simplify right side
    62,739.40x = 3,221,880,941.88
  5. Step 5: Solve for x
    x = 3,221,880,941.88/62,739.40
  6. Step 6: Final answer
    x = 51,353.39

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1.5x scale

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.