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Finding the Fourth Proportional to 166,580.67, 249,871.01 and 48,252.05

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Solution

The fourth proportional to 166,580.67, 249,871.01 and 48,252.05 is: 72,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,580.67 : 249,871.01 = 48,252.05 : x
  2. Step 2: Convert to fraction form
    166,580.67/249,871.01 = 48,252.05/x
  3. Step 3: Cross multiply
    166,580.67x = 249,871.01 × 48,252.05
  4. Step 4: Simplify right side
    166,580.67x = 12,056,788,468.07
  5. Step 5: Solve for x
    x = 12,056,788,468.07/166,580.67
  6. Step 6: Final answer
    x = 72,378.08

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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.