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Finding the Fourth Proportional to 94,548, 130,474.64 and 52,105.64

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Solution

The fourth proportional to 94,548, 130,474.64 and 52,105.64 is: 71,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,548 : 130,474.64 = 52,105.64 : x
  2. Step 2: Convert to fraction form
    94,548/130,474.64 = 52,105.64/x
  3. Step 3: Cross multiply
    94,548x = 130,474.64 × 52,105.64
  4. Step 4: Simplify right side
    94,548x = 6,798,464,620.97
  5. Step 5: Solve for x
    x = 6,798,464,620.97/94,548
  6. Step 6: Final answer
    x = 71,904.90

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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.