Home / 99,748.68-149,628.15-94,704

Finding the Fourth Proportional to 99,748.68, 149,628.15 and 94,704

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Solution

The fourth proportional to 99,748.68, 149,628.15 and 94,704 is: 142,060.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,748.68 : 149,628.15 = 94,704 : x
  2. Step 2: Convert to fraction form
    99,748.68/149,628.15 = 94,704/x
  3. Step 3: Cross multiply
    99,748.68x = 149,628.15 × 94,704
  4. Step 4: Simplify right side
    99,748.68x = 14,170,384,317.60
  5. Step 5: Solve for x
    x = 14,170,384,317.60/99,748.68
  6. Step 6: Final answer
    x = 142,060.87

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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.