Home / 117,779.10-176,609.52-54,544.83

Finding the Fourth Proportional to 117,779.10, 176,609.52 and 54,544.83

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Solution

The fourth proportional to 117,779.10, 176,609.52 and 54,544.83 is: 81,789.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,779.10 : 176,609.52 = 54,544.83 : x
  2. Step 2: Convert to fraction form
    117,779.10/176,609.52 = 54,544.83/x
  3. Step 3: Cross multiply
    117,779.10x = 176,609.52 × 54,544.83
  4. Step 4: Simplify right side
    117,779.10x = 9,633,136,244.78
  5. Step 5: Solve for x
    x = 9,633,136,244.78/117,779.10
  6. Step 6: Final answer
    x = 81,789.86

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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.