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Finding the Fourth Proportional to 107,200.77, 160,687.70 and 36,055.68

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Solution

The fourth proportional to 107,200.77, 160,687.70 and 36,055.68 is: 54,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,200.77 : 160,687.70 = 36,055.68 : x
  2. Step 2: Convert to fraction form
    107,200.77/160,687.70 = 36,055.68/x
  3. Step 3: Cross multiply
    107,200.77x = 160,687.70 × 36,055.68
  4. Step 4: Simplify right side
    107,200.77x = 5,793,704,291.14
  5. Step 5: Solve for x
    x = 5,793,704,291.14/107,200.77
  6. Step 6: Final answer
    x = 54,045.36

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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.