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Finding the Fourth Proportional to 56,156.64, 84,234.69 and 22,868.88

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Solution

The fourth proportional to 56,156.64, 84,234.69 and 22,868.88 is: 34,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,156.64 : 84,234.69 = 22,868.88 : x
  2. Step 2: Convert to fraction form
    56,156.64/84,234.69 = 22,868.88/x
  3. Step 3: Cross multiply
    56,156.64x = 84,234.69 × 22,868.88
  4. Step 4: Simplify right side
    56,156.64x = 1,926,353,017.45
  5. Step 5: Solve for x
    x = 1,926,353,017.45/56,156.64
  6. Step 6: Final answer
    x = 34,303.21

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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.