Home / 45,416.79-68,125.49-15,834.53

Finding the Fourth Proportional to 45,416.79, 68,125.49 and 15,834.53

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Solution

The fourth proportional to 45,416.79, 68,125.49 and 15,834.53 is: 23,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,416.79 : 68,125.49 = 15,834.53 : x
  2. Step 2: Convert to fraction form
    45,416.79/68,125.49 = 15,834.53/x
  3. Step 3: Cross multiply
    45,416.79x = 68,125.49 × 15,834.53
  4. Step 4: Simplify right side
    45,416.79x = 1,078,734,695.37
  5. Step 5: Solve for x
    x = 1,078,734,695.37/45,416.79
  6. Step 6: Final answer
    x = 23,751.89

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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.