Home / 117,709.96-176,594.12-54,575.32

Finding the Fourth Proportional to 117,709.96, 176,594.12 and 54,575.32

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Solution

The fourth proportional to 117,709.96, 176,594.12 and 54,575.32 is: 81,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,709.96 : 176,594.12 = 54,575.32 : x
  2. Step 2: Convert to fraction form
    117,709.96/176,594.12 = 54,575.32/x
  3. Step 3: Cross multiply
    117,709.96x = 176,594.12 × 54,575.32
  4. Step 4: Simplify right side
    117,709.96x = 9,637,680,609.12
  5. Step 5: Solve for x
    x = 9,637,680,609.12/117,709.96
  6. Step 6: Final answer
    x = 81,876.51

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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.