Home / 48,779.68-67,315.60-27,558.56

Finding the Fourth Proportional to 48,779.68, 67,315.60 and 27,558.56

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Solution

The fourth proportional to 48,779.68, 67,315.60 and 27,558.56 is: 38,030.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,779.68 : 67,315.60 = 27,558.56 : x
  2. Step 2: Convert to fraction form
    48,779.68/67,315.60 = 27,558.56/x
  3. Step 3: Cross multiply
    48,779.68x = 67,315.60 × 27,558.56
  4. Step 4: Simplify right side
    48,779.68x = 1,855,121,001.54
  5. Step 5: Solve for x
    x = 1,855,121,001.54/48,779.68
  6. Step 6: Final answer
    x = 38,030.61

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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.