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Finding the Fourth Proportional to 52,605.60, 78,793.20 and 46,768.80

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Solution

The fourth proportional to 52,605.60, 78,793.20 and 46,768.80 is: 70,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,605.60 : 78,793.20 = 46,768.80 : x
  2. Step 2: Convert to fraction form
    52,605.60/78,793.20 = 46,768.80/x
  3. Step 3: Cross multiply
    52,605.60x = 78,793.20 × 46,768.80
  4. Step 4: Simplify right side
    52,605.60x = 3,685,063,412.16
  5. Step 5: Solve for x
    x = 3,685,063,412.16/52,605.60
  6. Step 6: Final answer
    x = 70,050.78

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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.