Home / 166,635.45-249,953.00-54,315.63

Finding the Fourth Proportional to 166,635.45, 249,953.00 and 54,315.63

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Solution

The fourth proportional to 166,635.45, 249,953.00 and 54,315.63 is: 81,473.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,635.45 : 249,953.00 = 54,315.63 : x
  2. Step 2: Convert to fraction form
    166,635.45/249,953.00 = 54,315.63/x
  3. Step 3: Cross multiply
    166,635.45x = 249,953.00 × 54,315.63
  4. Step 4: Simplify right side
    166,635.45x = 13,576,354,393.81
  5. Step 5: Solve for x
    x = 13,576,354,393.81/166,635.45
  6. Step 6: Final answer
    x = 81,473.39

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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.