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Finding the Fourth Proportional to 173,513.80, 260,141.10 and 73,592.20

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Solution

The fourth proportional to 173,513.80, 260,141.10 and 73,592.20 is: 110,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,513.80 : 260,141.10 = 73,592.20 : x
  2. Step 2: Convert to fraction form
    173,513.80/260,141.10 = 73,592.20/x
  3. Step 3: Cross multiply
    173,513.80x = 260,141.10 × 73,592.20
  4. Step 4: Simplify right side
    173,513.80x = 19,144,355,859.42
  5. Step 5: Solve for x
    x = 19,144,355,859.42/173,513.80
  6. Step 6: Final answer
    x = 110,333.33

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1.5x scale

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.