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Finding the Fourth Proportional to 205,555.46, 308,386.24 and 63,397.52

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Solution

The fourth proportional to 205,555.46, 308,386.24 and 63,397.52 is: 95,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,555.46 : 308,386.24 = 63,397.52 : x
  2. Step 2: Convert to fraction form
    205,555.46/308,386.24 = 63,397.52/x
  3. Step 3: Cross multiply
    205,555.46x = 308,386.24 × 63,397.52
  4. Step 4: Simplify right side
    205,555.46x = 19,550,923,430.60
  5. Step 5: Solve for x
    x = 19,550,923,430.60/205,555.46
  6. Step 6: Final answer
    x = 95,112.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.