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Finding the Fourth Proportional to 180,700.26, 249,359.64 and 104,222.56

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Solution

The fourth proportional to 180,700.26, 249,359.64 and 104,222.56 is: 143,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,700.26 : 249,359.64 = 104,222.56 : x
  2. Step 2: Convert to fraction form
    180,700.26/249,359.64 = 104,222.56/x
  3. Step 3: Cross multiply
    180,700.26x = 249,359.64 × 104,222.56
  4. Step 4: Simplify right side
    180,700.26x = 25,988,900,041.48
  5. Step 5: Solve for x
    x = 25,988,900,041.48/180,700.26
  6. Step 6: Final answer
    x = 143,823.26

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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.