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Finding the Fourth Proportional to 52,327.86, 72,210.93 and 29,668.96

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Solution

The fourth proportional to 52,327.86, 72,210.93 and 29,668.96 is: 40,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,327.86 : 72,210.93 = 29,668.96 : x
  2. Step 2: Convert to fraction form
    52,327.86/72,210.93 = 29,668.96/x
  3. Step 3: Cross multiply
    52,327.86x = 72,210.93 × 29,668.96
  4. Step 4: Simplify right side
    52,327.86x = 2,142,423,193.73
  5. Step 5: Solve for x
    x = 2,142,423,193.73/52,327.86
  6. Step 6: Final answer
    x = 40,942.30

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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.