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Finding the Fourth Proportional to 57,776.63, 86,679.59 and 16,223.63

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Solution

The fourth proportional to 57,776.63, 86,679.59 and 16,223.63 is: 24,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,776.63 : 86,679.59 = 16,223.63 : x
  2. Step 2: Convert to fraction form
    57,776.63/86,679.59 = 16,223.63/x
  3. Step 3: Cross multiply
    57,776.63x = 86,679.59 × 16,223.63
  4. Step 4: Simplify right side
    57,776.63x = 1,406,257,082.20
  5. Step 5: Solve for x
    x = 1,406,257,082.20/57,776.63
  6. Step 6: Final answer
    x = 24,339.55

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1.5x scale

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.