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Finding the Fourth Proportional to 56,752.54, 85,133.70 and 14,632.25

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Solution

The fourth proportional to 56,752.54, 85,133.70 and 14,632.25 is: 21,949.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,752.54 : 85,133.70 = 14,632.25 : x
  2. Step 2: Convert to fraction form
    56,752.54/85,133.70 = 14,632.25/x
  3. Step 3: Cross multiply
    56,752.54x = 85,133.70 × 14,632.25
  4. Step 4: Simplify right side
    56,752.54x = 1,245,697,156.16
  5. Step 5: Solve for x
    x = 1,245,697,156.16/56,752.54
  6. Step 6: Final answer
    x = 21,949.63

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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.