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Finding the Fourth Proportional to 45,168.79, 62,327.79 and 25,020.65

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Solution

The fourth proportional to 45,168.79, 62,327.79 and 25,020.65 is: 34,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,168.79 : 62,327.79 = 25,020.65 : x
  2. Step 2: Convert to fraction form
    45,168.79/62,327.79 = 25,020.65/x
  3. Step 3: Cross multiply
    45,168.79x = 62,327.79 × 25,020.65
  4. Step 4: Simplify right side
    45,168.79x = 1,559,481,818.86
  5. Step 5: Solve for x
    x = 1,559,481,818.86/45,168.79
  6. Step 6: Final answer
    x = 34,525.65

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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.