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Finding the Fourth Proportional to 35,277.01, 52,915.80 and 8,981.75

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Solution

The fourth proportional to 35,277.01, 52,915.80 and 8,981.75 is: 13,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,277.01 : 52,915.80 = 8,981.75 : x
  2. Step 2: Convert to fraction form
    35,277.01/52,915.80 = 8,981.75/x
  3. Step 3: Cross multiply
    35,277.01x = 52,915.80 × 8,981.75
  4. Step 4: Simplify right side
    35,277.01x = 475,276,486.65
  5. Step 5: Solve for x
    x = 475,276,486.65/35,277.01
  6. Step 6: Final answer
    x = 13,472.70

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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.