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Finding the Fourth Proportional to 180,620.46, 249,059.07 and 123,265.98

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Solution

The fourth proportional to 180,620.46, 249,059.07 and 123,265.98 is: 169,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,620.46 : 249,059.07 = 123,265.98 : x
  2. Step 2: Convert to fraction form
    180,620.46/249,059.07 = 123,265.98/x
  3. Step 3: Cross multiply
    180,620.46x = 249,059.07 × 123,265.98
  4. Step 4: Simplify right side
    180,620.46x = 30,700,510,341.44
  5. Step 5: Solve for x
    x = 30,700,510,341.44/180,620.46
  6. Step 6: Final answer
    x = 169,972.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.