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Finding the Fourth Proportional to 166,598.70, 249,936.93 and 48,272.28

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Solution

The fourth proportional to 166,598.70, 249,936.93 and 48,272.28 is: 72,419.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,598.70 : 249,936.93 = 48,272.28 : x
  2. Step 2: Convert to fraction form
    166,598.70/249,936.93 = 48,272.28/x
  3. Step 3: Cross multiply
    166,598.70x = 249,936.93 × 48,272.28
  4. Step 4: Simplify right side
    166,598.70x = 12,065,025,467.30
  5. Step 5: Solve for x
    x = 12,065,025,467.30/166,598.70
  6. Step 6: Final answer
    x = 72,419.69

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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.