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Finding the Fourth Proportional to 56,941, 85,304.58 and 52,644.76

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Solution

The fourth proportional to 56,941, 85,304.58 and 52,644.76 is: 78,868.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,941 : 85,304.58 = 52,644.76 : x
  2. Step 2: Convert to fraction form
    56,941/85,304.58 = 52,644.76/x
  3. Step 3: Cross multiply
    56,941x = 85,304.58 × 52,644.76
  4. Step 4: Simplify right side
    56,941x = 4,490,839,141.00
  5. Step 5: Solve for x
    x = 4,490,839,141.00/56,941
  6. Step 6: Final answer
    x = 78,868.29

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1.5x scale

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.