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Finding the Fourth Proportional to 173,450.91, 239,402.25 and 112,916.11

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Solution

The fourth proportional to 173,450.91, 239,402.25 and 112,916.11 is: 155,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,450.91 : 239,402.25 = 112,916.11 : x
  2. Step 2: Convert to fraction form
    173,450.91/239,402.25 = 112,916.11/x
  3. Step 3: Cross multiply
    173,450.91x = 239,402.25 × 112,916.11
  4. Step 4: Simplify right side
    173,450.91x = 27,032,370,795.25
  5. Step 5: Solve for x
    x = 27,032,370,795.25/173,450.91
  6. Step 6: Final answer
    x = 155,850.27

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1.5x scale

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.