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Finding the Fourth Proportional to 56,550.56, 84,829.95 and 19,098.18

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Solution

The fourth proportional to 56,550.56, 84,829.95 and 19,098.18 is: 28,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,550.56 : 84,829.95 = 19,098.18 : x
  2. Step 2: Convert to fraction form
    56,550.56/84,829.95 = 19,098.18/x
  3. Step 3: Cross multiply
    56,550.56x = 84,829.95 × 19,098.18
  4. Step 4: Simplify right side
    56,550.56x = 1,620,097,654.49
  5. Step 5: Solve for x
    x = 1,620,097,654.49/56,550.56
  6. Step 6: Final answer
    x = 28,648.66

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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.