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Finding the Fourth Proportional to 86,458.86, 119,323.43 and 48,224.43

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Solution

The fourth proportional to 86,458.86, 119,323.43 and 48,224.43 is: 66,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,458.86 : 119,323.43 = 48,224.43 : x
  2. Step 2: Convert to fraction form
    86,458.86/119,323.43 = 48,224.43/x
  3. Step 3: Cross multiply
    86,458.86x = 119,323.43 × 48,224.43
  4. Step 4: Simplify right side
    86,458.86x = 5,754,304,156.27
  5. Step 5: Solve for x
    x = 5,754,304,156.27/86,458.86
  6. Step 6: Final answer
    x = 66,555.40

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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.