Home / 117,779.23-176,609.71-54,544.96

Finding the Fourth Proportional to 117,779.23, 176,609.71 and 54,544.96

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Solution

The fourth proportional to 117,779.23, 176,609.71 and 54,544.96 is: 81,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,779.23 : 176,609.71 = 54,544.96 : x
  2. Step 2: Convert to fraction form
    117,779.23/176,609.71 = 54,544.96/x
  3. Step 3: Cross multiply
    117,779.23x = 176,609.71 × 54,544.96
  4. Step 4: Simplify right side
    117,779.23x = 9,633,168,411.79
  5. Step 5: Solve for x
    x = 9,633,168,411.79/117,779.23
  6. Step 6: Final answer
    x = 81,790.05

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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.