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Finding the Fourth Proportional to 123,555.36, 185,332.68 and 44,669.64

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Solution

The fourth proportional to 123,555.36, 185,332.68 and 44,669.64 is: 67,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,555.36 : 185,332.68 = 44,669.64 : x
  2. Step 2: Convert to fraction form
    123,555.36/185,332.68 = 44,669.64/x
  3. Step 3: Cross multiply
    123,555.36x = 185,332.68 × 44,669.64
  4. Step 4: Simplify right side
    123,555.36x = 8,278,744,095.84
  5. Step 5: Solve for x
    x = 8,278,744,095.84/123,555.36
  6. Step 6: Final answer
    x = 67,004.33

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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.