Home / 51,901.08-71,623.49-28,027.75

Finding the Fourth Proportional to 51,901.08, 71,623.49 and 28,027.75

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Solution

The fourth proportional to 51,901.08, 71,623.49 and 28,027.75 is: 38,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,901.08 : 71,623.49 = 28,027.75 : x
  2. Step 2: Convert to fraction form
    51,901.08/71,623.49 = 28,027.75/x
  3. Step 3: Cross multiply
    51,901.08x = 71,623.49 × 28,027.75
  4. Step 4: Simplify right side
    51,901.08x = 2,007,445,367.21
  5. Step 5: Solve for x
    x = 2,007,445,367.21/51,901.08
  6. Step 6: Final answer
    x = 38,678.30

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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.