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Finding the Fourth Proportional to 52,509.79, 72,460.62 and 29,845.63

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Solution

The fourth proportional to 52,509.79, 72,460.62 and 29,845.63 is: 41,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,509.79 : 72,460.62 = 29,845.63 : x
  2. Step 2: Convert to fraction form
    52,509.79/72,460.62 = 29,845.63/x
  3. Step 3: Cross multiply
    52,509.79x = 72,460.62 × 29,845.63
  4. Step 4: Simplify right side
    52,509.79x = 2,162,632,672.94
  5. Step 5: Solve for x
    x = 2,162,632,672.94/52,509.79
  6. Step 6: Final answer
    x = 41,185.33

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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.