Home / 48,779.42-67,315.46-27,558.68

Finding the Fourth Proportional to 48,779.42, 67,315.46 and 27,558.68

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Solution

The fourth proportional to 48,779.42, 67,315.46 and 27,558.68 is: 38,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,779.42 : 67,315.46 = 27,558.68 : x
  2. Step 2: Convert to fraction form
    48,779.42/67,315.46 = 27,558.68/x
  3. Step 3: Cross multiply
    48,779.42x = 67,315.46 × 27,558.68
  4. Step 4: Simplify right side
    48,779.42x = 1,855,125,221.19
  5. Step 5: Solve for x
    x = 1,855,125,221.19/48,779.42
  6. Step 6: Final answer
    x = 38,030.90

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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.