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Finding the Fourth Proportional to 160,550.86, 221,567.49 and 88,930.88

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Solution

The fourth proportional to 160,550.86, 221,567.49 and 88,930.88 is: 122,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,550.86 : 221,567.49 = 88,930.88 : x
  2. Step 2: Convert to fraction form
    160,550.86/221,567.49 = 88,930.88/x
  3. Step 3: Cross multiply
    160,550.86x = 221,567.49 × 88,930.88
  4. Step 4: Simplify right side
    160,550.86x = 19,704,191,865.09
  5. Step 5: Solve for x
    x = 19,704,191,865.09/160,550.86
  6. Step 6: Final answer
    x = 122,728.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.