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Finding the Fourth Proportional to 52,973.16, 79,405.98 and 33,265.64

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Solution

The fourth proportional to 52,973.16, 79,405.98 and 33,265.64 is: 49,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,973.16 : 79,405.98 = 33,265.64 : x
  2. Step 2: Convert to fraction form
    52,973.16/79,405.98 = 33,265.64/x
  3. Step 3: Cross multiply
    52,973.16x = 79,405.98 × 33,265.64
  4. Step 4: Simplify right side
    52,973.16x = 2,641,490,744.53
  5. Step 5: Solve for x
    x = 2,641,490,744.53/52,973.16
  6. Step 6: Final answer
    x = 49,864.70

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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.