Home / 38,529.30-57,779.55-26,807.70

Finding the Fourth Proportional to 38,529.30, 57,779.55 and 26,807.70

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Solution

The fourth proportional to 38,529.30, 57,779.55 and 26,807.70 is: 40,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,529.30 : 57,779.55 = 26,807.70 : x
  2. Step 2: Convert to fraction form
    38,529.30/57,779.55 = 26,807.70/x
  3. Step 3: Cross multiply
    38,529.30x = 57,779.55 × 26,807.70
  4. Step 4: Simplify right side
    38,529.30x = 1,548,936,842.54
  5. Step 5: Solve for x
    x = 1,548,936,842.54/38,529.30
  6. Step 6: Final answer
    x = 40,201.53

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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.