Home / 68,935.86-103,412.70-24,575.40

Finding the Fourth Proportional to 68,935.86, 103,412.70 and 24,575.40

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Solution

The fourth proportional to 68,935.86, 103,412.70 and 24,575.40 is: 36,866.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,935.86 : 103,412.70 = 24,575.40 : x
  2. Step 2: Convert to fraction form
    68,935.86/103,412.70 = 24,575.40/x
  3. Step 3: Cross multiply
    68,935.86x = 103,412.70 × 24,575.40
  4. Step 4: Simplify right side
    68,935.86x = 2,541,408,467.58
  5. Step 5: Solve for x
    x = 2,541,408,467.58/68,935.86
  6. Step 6: Final answer
    x = 36,866.28

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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.