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Finding the Fourth Proportional to 52,574.52, 72,554.46 and 29,916.78

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Solution

The fourth proportional to 52,574.52, 72,554.46 and 29,916.78 is: 41,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,574.52 : 72,554.46 = 29,916.78 : x
  2. Step 2: Convert to fraction form
    52,574.52/72,554.46 = 29,916.78/x
  3. Step 3: Cross multiply
    52,574.52x = 72,554.46 × 29,916.78
  4. Step 4: Simplify right side
    52,574.52x = 2,170,595,817.84
  5. Step 5: Solve for x
    x = 2,170,595,817.84/52,574.52
  6. Step 6: Final answer
    x = 41,286.08

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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.