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Finding the Fourth Proportional to 94,791.77, 130,812.59 and 52,349.93

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Solution

The fourth proportional to 94,791.77, 130,812.59 and 52,349.93 is: 72,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,791.77 : 130,812.59 = 52,349.93 : x
  2. Step 2: Convert to fraction form
    94,791.77/130,812.59 = 52,349.93/x
  3. Step 3: Cross multiply
    94,791.77x = 130,812.59 × 52,349.93
  4. Step 4: Simplify right side
    94,791.77x = 6,848,029,929.62
  5. Step 5: Solve for x
    x = 6,848,029,929.62/94,791.77
  6. Step 6: Final answer
    x = 72,242.87

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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.