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Finding the Fourth Proportional to 55,682.63, 83,543.08 and 16,245.55

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Solution

The fourth proportional to 55,682.63, 83,543.08 and 16,245.55 is: 24,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,682.63 : 83,543.08 = 16,245.55 : x
  2. Step 2: Convert to fraction form
    55,682.63/83,543.08 = 16,245.55/x
  3. Step 3: Cross multiply
    55,682.63x = 83,543.08 × 16,245.55
  4. Step 4: Simplify right side
    55,682.63x = 1,357,203,283.29
  5. Step 5: Solve for x
    x = 1,357,203,283.29/55,682.63
  6. Step 6: Final answer
    x = 24,373.91

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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.