Home / 166,202.16-249,294.60-53,880.72

Finding the Fourth Proportional to 166,202.16, 249,294.60 and 53,880.72

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Solution

The fourth proportional to 166,202.16, 249,294.60 and 53,880.72 is: 80,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,202.16 : 249,294.60 = 53,880.72 : x
  2. Step 2: Convert to fraction form
    166,202.16/249,294.60 = 53,880.72/x
  3. Step 3: Cross multiply
    166,202.16x = 249,294.60 × 53,880.72
  4. Step 4: Simplify right side
    166,202.16x = 13,432,172,540.11
  5. Step 5: Solve for x
    x = 13,432,172,540.11/166,202.16
  6. Step 6: Final answer
    x = 80,818.28

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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.