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Finding the Fourth Proportional to 207,329.00, 286,113.71 and 116,685.59

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Solution

The fourth proportional to 207,329.00, 286,113.71 and 116,685.59 is: 161,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,329.00 : 286,113.71 = 116,685.59 : x
  2. Step 2: Convert to fraction form
    207,329.00/286,113.71 = 116,685.59/x
  3. Step 3: Cross multiply
    207,329.00x = 286,113.71 × 116,685.59
  4. Step 4: Simplify right side
    207,329.00x = 33,385,345,919.58
  5. Step 5: Solve for x
    x = 33,385,345,919.58/207,329.00
  6. Step 6: Final answer
    x = 161,025.94

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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.