Home / 117,438.99-176,176.86-38,535.27

Finding the Fourth Proportional to 117,438.99, 176,176.86 and 38,535.27

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Solution

The fourth proportional to 117,438.99, 176,176.86 and 38,535.27 is: 57,808.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,438.99 : 176,176.86 = 38,535.27 : x
  2. Step 2: Convert to fraction form
    117,438.99/176,176.86 = 38,535.27/x
  3. Step 3: Cross multiply
    117,438.99x = 176,176.86 × 38,535.27
  4. Step 4: Simplify right side
    117,438.99x = 6,789,022,867.85
  5. Step 5: Solve for x
    x = 6,789,022,867.85/117,438.99
  6. Step 6: Final answer
    x = 57,808.93

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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.