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Finding the Fourth Proportional to 69,548.02, 95,981.03 and 39,333.35

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Solution

The fourth proportional to 69,548.02, 95,981.03 and 39,333.35 is: 54,282.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,548.02 : 95,981.03 = 39,333.35 : x
  2. Step 2: Convert to fraction form
    69,548.02/95,981.03 = 39,333.35/x
  3. Step 3: Cross multiply
    69,548.02x = 95,981.03 × 39,333.35
  4. Step 4: Simplify right side
    69,548.02x = 3,775,255,446.35
  5. Step 5: Solve for x
    x = 3,775,255,446.35/69,548.02
  6. Step 6: Final answer
    x = 54,282.72

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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.