Home / 331,827.72-457,916.40-180,924.72

Finding the Fourth Proportional to 331,827.72, 457,916.40 and 180,924.72

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Solution

The fourth proportional to 331,827.72, 457,916.40 and 180,924.72 is: 249,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,827.72 : 457,916.40 = 180,924.72 : x
  2. Step 2: Convert to fraction form
    331,827.72/457,916.40 = 180,924.72/x
  3. Step 3: Cross multiply
    331,827.72x = 457,916.40 × 180,924.72
  4. Step 4: Simplify right side
    331,827.72x = 82,848,396,453.41
  5. Step 5: Solve for x
    x = 82,848,396,453.41/331,827.72
  6. Step 6: Final answer
    x = 249,672.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.