Home / 166,324.20-249,486.30-47,999.40

Finding the Fourth Proportional to 166,324.20, 249,486.30 and 47,999.40

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Solution

The fourth proportional to 166,324.20, 249,486.30 and 47,999.40 is: 71,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,324.20 : 249,486.30 = 47,999.40 : x
  2. Step 2: Convert to fraction form
    166,324.20/249,486.30 = 47,999.40/x
  3. Step 3: Cross multiply
    166,324.20x = 249,486.30 × 47,999.40
  4. Step 4: Simplify right side
    166,324.20x = 11,975,192,708.22
  5. Step 5: Solve for x
    x = 11,975,192,708.22/166,324.20
  6. Step 6: Final answer
    x = 71,999.10

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1.5x scale

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.