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Finding the Fourth Proportional to 166,241.60, 249,471.52 and 61,061.44

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Solution

The fourth proportional to 166,241.60, 249,471.52 and 61,061.44 is: 91,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,241.60 : 249,471.52 = 61,061.44 : x
  2. Step 2: Convert to fraction form
    166,241.60/249,471.52 = 61,061.44/x
  3. Step 3: Cross multiply
    166,241.60x = 249,471.52 × 61,061.44
  4. Step 4: Simplify right side
    166,241.60x = 15,233,090,250.19
  5. Step 5: Solve for x
    x = 15,233,090,250.19/166,241.60
  6. Step 6: Final answer
    x = 91,632.24

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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.