Home / 62,532.21-86,309.64-38,644.50

Finding the Fourth Proportional to 62,532.21, 86,309.64 and 38,644.50

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Solution

The fourth proportional to 62,532.21, 86,309.64 and 38,644.50 is: 53,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,532.21 : 86,309.64 = 38,644.50 : x
  2. Step 2: Convert to fraction form
    62,532.21/86,309.64 = 38,644.50/x
  3. Step 3: Cross multiply
    62,532.21x = 86,309.64 × 38,644.50
  4. Step 4: Simplify right side
    62,532.21x = 3,335,392,882.98
  5. Step 5: Solve for x
    x = 3,335,392,882.98/62,532.21
  6. Step 6: Final answer
    x = 53,338.80

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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.