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Finding the Fourth Proportional to 333,390.52, 500,101.89 and 108,750.52

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Solution

The fourth proportional to 333,390.52, 500,101.89 and 108,750.52 is: 163,131.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,390.52 : 500,101.89 = 108,750.52 : x
  2. Step 2: Convert to fraction form
    333,390.52/500,101.89 = 108,750.52/x
  3. Step 3: Cross multiply
    333,390.52x = 500,101.89 × 108,750.52
  4. Step 4: Simplify right side
    333,390.52x = 54,386,340,590.48
  5. Step 5: Solve for x
    x = 54,386,340,590.48/333,390.52
  6. Step 6: Final answer
    x = 163,131.04

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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.