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Finding the Fourth Proportional to 95,651.60, 143,542.20 and 62,290.40

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Solution

The fourth proportional to 95,651.60, 143,542.20 and 62,290.40 is: 93,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,651.60 : 143,542.20 = 62,290.40 : x
  2. Step 2: Convert to fraction form
    95,651.60/143,542.20 = 62,290.40/x
  3. Step 3: Cross multiply
    95,651.60x = 143,542.20 × 62,290.40
  4. Step 4: Simplify right side
    95,651.60x = 8,941,301,054.88
  5. Step 5: Solve for x
    x = 8,941,301,054.88/95,651.60
  6. Step 6: Final answer
    x = 93,477.80

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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.