Home / 68,632.34-94,708.24-38,412.58

Finding the Fourth Proportional to 68,632.34, 94,708.24 and 38,412.58

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Solution

The fourth proportional to 68,632.34, 94,708.24 and 38,412.58 is: 53,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,632.34 : 94,708.24 = 38,412.58 : x
  2. Step 2: Convert to fraction form
    68,632.34/94,708.24 = 38,412.58/x
  3. Step 3: Cross multiply
    68,632.34x = 94,708.24 × 38,412.58
  4. Step 4: Simplify right side
    68,632.34x = 3,637,987,845.66
  5. Step 5: Solve for x
    x = 3,637,987,845.66/68,632.34
  6. Step 6: Final answer
    x = 53,006.90

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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.