Home / 166,104.40-249,116.10-47,763.40

Finding the Fourth Proportional to 166,104.40, 249,116.10 and 47,763.40

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Solution

The fourth proportional to 166,104.40, 249,116.10 and 47,763.40 is: 71,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,104.40 : 249,116.10 = 47,763.40 : x
  2. Step 2: Convert to fraction form
    166,104.40/249,116.10 = 47,763.40/x
  3. Step 3: Cross multiply
    166,104.40x = 249,116.10 × 47,763.40
  4. Step 4: Simplify right side
    166,104.40x = 11,898,631,930.74
  5. Step 5: Solve for x
    x = 11,898,631,930.74/166,104.40
  6. Step 6: Final answer
    x = 71,633.45

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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.