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Finding the Fourth Proportional to 48,352.80, 72,572.40 and 41,786.40

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Solution

The fourth proportional to 48,352.80, 72,572.40 and 41,786.40 is: 62,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,352.80 : 72,572.40 = 41,786.40 : x
  2. Step 2: Convert to fraction form
    48,352.80/72,572.40 = 41,786.40/x
  3. Step 3: Cross multiply
    48,352.80x = 72,572.40 × 41,786.40
  4. Step 4: Simplify right side
    48,352.80x = 3,032,539,335.36
  5. Step 5: Solve for x
    x = 3,032,539,335.36/48,352.80
  6. Step 6: Final answer
    x = 62,716.93

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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.