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Finding the Fourth Proportional to 53,707.86, 80,647.25 and 44,327.25

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Solution

The fourth proportional to 53,707.86, 80,647.25 and 44,327.25 is: 66,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,707.86 : 80,647.25 = 44,327.25 : x
  2. Step 2: Convert to fraction form
    53,707.86/80,647.25 = 44,327.25/x
  3. Step 3: Cross multiply
    53,707.86x = 80,647.25 × 44,327.25
  4. Step 4: Simplify right side
    53,707.86x = 3,574,870,590.93
  5. Step 5: Solve for x
    x = 3,574,870,590.93/53,707.86
  6. Step 6: Final answer
    x = 66,561.40

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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.