Home / 117,480.24-176,238.72-38,576.52

Finding the Fourth Proportional to 117,480.24, 176,238.72 and 38,576.52

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Solution

The fourth proportional to 117,480.24, 176,238.72 and 38,576.52 is: 57,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,480.24 : 176,238.72 = 38,576.52 : x
  2. Step 2: Convert to fraction form
    117,480.24/176,238.72 = 38,576.52/x
  3. Step 3: Cross multiply
    117,480.24x = 176,238.72 × 38,576.52
  4. Step 4: Simplify right side
    117,480.24x = 6,798,676,506.85
  5. Step 5: Solve for x
    x = 6,798,676,506.85/117,480.24
  6. Step 6: Final answer
    x = 57,870.81

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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.