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Finding the Fourth Proportional to 55,224.95, 82,837.41 and 13,671.95

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Solution

The fourth proportional to 55,224.95, 82,837.41 and 13,671.95 is: 20,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,224.95 : 82,837.41 = 13,671.95 : x
  2. Step 2: Convert to fraction form
    55,224.95/82,837.41 = 13,671.95/x
  3. Step 3: Cross multiply
    55,224.95x = 82,837.41 × 13,671.95
  4. Step 4: Simplify right side
    55,224.95x = 1,132,548,513.46
  5. Step 5: Solve for x
    x = 1,132,548,513.46/55,224.95
  6. Step 6: Final answer
    x = 20,507.92

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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.