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Finding the Fourth Proportional to 56,600.58, 84,895.94 and 19,159.84

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Solution

The fourth proportional to 56,600.58, 84,895.94 and 19,159.84 is: 28,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,600.58 : 84,895.94 = 19,159.84 : x
  2. Step 2: Convert to fraction form
    56,600.58/84,895.94 = 19,159.84/x
  3. Step 3: Cross multiply
    56,600.58x = 84,895.94 × 19,159.84
  4. Step 4: Simplify right side
    56,600.58x = 1,626,592,627.05
  5. Step 5: Solve for x
    x = 1,626,592,627.05/56,600.58
  6. Step 6: Final answer
    x = 28,738.09

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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.