Home / 67,855.08-101,708.10-28,437.24

Finding the Fourth Proportional to 67,855.08, 101,708.10 and 28,437.24

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Solution

The fourth proportional to 67,855.08, 101,708.10 and 28,437.24 is: 42,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,855.08 : 101,708.10 = 28,437.24 : x
  2. Step 2: Convert to fraction form
    67,855.08/101,708.10 = 28,437.24/x
  3. Step 3: Cross multiply
    67,855.08x = 101,708.10 × 28,437.24
  4. Step 4: Simplify right side
    67,855.08x = 2,892,297,649.64
  5. Step 5: Solve for x
    x = 2,892,297,649.64/67,855.08
  6. Step 6: Final answer
    x = 42,624.63

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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.