Home / 166,269.18-249,438.78-53,940.63

Finding the Fourth Proportional to 166,269.18, 249,438.78 and 53,940.63

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Solution

The fourth proportional to 166,269.18, 249,438.78 and 53,940.63 is: 80,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,269.18 : 249,438.78 = 53,940.63 : x
  2. Step 2: Convert to fraction form
    166,269.18/249,438.78 = 53,940.63/x
  3. Step 3: Cross multiply
    166,269.18x = 249,438.78 × 53,940.63
  4. Step 4: Simplify right side
    166,269.18x = 13,454,884,939.63
  5. Step 5: Solve for x
    x = 13,454,884,939.63/166,269.18
  6. Step 6: Final answer
    x = 80,922.30

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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.