Home / 166,423.75-249,635.63-55,615.75

Finding the Fourth Proportional to 166,423.75, 249,635.63 and 55,615.75

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Solution

The fourth proportional to 166,423.75, 249,635.63 and 55,615.75 is: 83,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,423.75 : 249,635.63 = 55,615.75 : x
  2. Step 2: Convert to fraction form
    166,423.75/249,635.63 = 55,615.75/x
  3. Step 3: Cross multiply
    166,423.75x = 249,635.63 × 55,615.75
  4. Step 4: Simplify right side
    166,423.75x = 13,883,672,789.17
  5. Step 5: Solve for x
    x = 13,883,672,789.17/166,423.75
  6. Step 6: Final answer
    x = 83,423.63

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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.