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Finding the Fourth Proportional to 166,551.96, 249,652.98 and 61,303.80

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Solution

The fourth proportional to 166,551.96, 249,652.98 and 61,303.80 is: 91,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,551.96 : 249,652.98 = 61,303.80 : x
  2. Step 2: Convert to fraction form
    166,551.96/249,652.98 = 61,303.80/x
  3. Step 3: Cross multiply
    166,551.96x = 249,652.98 × 61,303.80
  4. Step 4: Simplify right side
    166,551.96x = 15,304,676,355.32
  5. Step 5: Solve for x
    x = 15,304,676,355.32/166,551.96
  6. Step 6: Final answer
    x = 91,891.30

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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.