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Finding the Fourth Proportional to 69,739.80, 96,262.94 and 44,589.40

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Solution

The fourth proportional to 69,739.80, 96,262.94 and 44,589.40 is: 61,547.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,739.80 : 96,262.94 = 44,589.40 : x
  2. Step 2: Convert to fraction form
    69,739.80/96,262.94 = 44,589.40/x
  3. Step 3: Cross multiply
    69,739.80x = 96,262.94 × 44,589.40
  4. Step 4: Simplify right side
    69,739.80x = 4,292,306,736.84
  5. Step 5: Solve for x
    x = 4,292,306,736.84/69,739.80
  6. Step 6: Final answer
    x = 61,547.45

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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.