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Finding the Fourth Proportional to 58,381.93, 80,552.23 and 35,712.64

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Solution

The fourth proportional to 58,381.93, 80,552.23 and 35,712.64 is: 49,274.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,381.93 : 80,552.23 = 35,712.64 : x
  2. Step 2: Convert to fraction form
    58,381.93/80,552.23 = 35,712.64/x
  3. Step 3: Cross multiply
    58,381.93x = 80,552.23 × 35,712.64
  4. Step 4: Simplify right side
    58,381.93x = 2,876,732,791.19
  5. Step 5: Solve for x
    x = 2,876,732,791.19/58,381.93
  6. Step 6: Final answer
    x = 49,274.37

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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.