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Finding the Fourth Proportional to 166,099.60, 249,149.40 and 60,904.90

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Solution

The fourth proportional to 166,099.60, 249,149.40 and 60,904.90 is: 91,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,099.60 : 249,149.40 = 60,904.90 : x
  2. Step 2: Convert to fraction form
    166,099.60/249,149.40 = 60,904.90/x
  3. Step 3: Cross multiply
    166,099.60x = 249,149.40 × 60,904.90
  4. Step 4: Simplify right side
    166,099.60x = 15,174,419,292.06
  5. Step 5: Solve for x
    x = 15,174,419,292.06/166,099.60
  6. Step 6: Final answer
    x = 91,357.35

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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.