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Finding the Fourth Proportional to 73,883.34, 101,707.65 and 55,949.94

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Solution

The fourth proportional to 73,883.34, 101,707.65 and 55,949.94 is: 77,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,883.34 : 101,707.65 = 55,949.94 : x
  2. Step 2: Convert to fraction form
    73,883.34/101,707.65 = 55,949.94/x
  3. Step 3: Cross multiply
    73,883.34x = 101,707.65 × 55,949.94
  4. Step 4: Simplify right side
    73,883.34x = 5,690,536,915.04
  5. Step 5: Solve for x
    x = 5,690,536,915.04/73,883.34
  6. Step 6: Final answer
    x = 77,020.57

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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.