Home / 75,249.88-103,861.03-45,041.94

Finding the Fourth Proportional to 75,249.88, 103,861.03 and 45,041.94

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Solution

The fourth proportional to 75,249.88, 103,861.03 and 45,041.94 is: 62,167.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,249.88 : 103,861.03 = 45,041.94 : x
  2. Step 2: Convert to fraction form
    75,249.88/103,861.03 = 45,041.94/x
  3. Step 3: Cross multiply
    75,249.88x = 103,861.03 × 45,041.94
  4. Step 4: Simplify right side
    75,249.88x = 4,678,102,281.60
  5. Step 5: Solve for x
    x = 4,678,102,281.60/75,249.88
  6. Step 6: Final answer
    x = 62,167.58

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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.