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Finding the Fourth Proportional to 173,529.63, 260,292.42 and 68,349.51

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Solution

The fourth proportional to 173,529.63, 260,292.42 and 68,349.51 is: 102,523.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,529.63 : 260,292.42 = 68,349.51 : x
  2. Step 2: Convert to fraction form
    173,529.63/260,292.42 = 68,349.51/x
  3. Step 3: Cross multiply
    173,529.63x = 260,292.42 × 68,349.51
  4. Step 4: Simplify right side
    173,529.63x = 17,790,859,363.71
  5. Step 5: Solve for x
    x = 17,790,859,363.71/173,529.63
  6. Step 6: Final answer
    x = 102,523.47

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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.