Home / 166,530.18-249,738.84-54,182.64

Finding the Fourth Proportional to 166,530.18, 249,738.84 and 54,182.64

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Solution

The fourth proportional to 166,530.18, 249,738.84 and 54,182.64 is: 81,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,530.18 : 249,738.84 = 54,182.64 : x
  2. Step 2: Convert to fraction form
    166,530.18/249,738.84 = 54,182.64/x
  3. Step 3: Cross multiply
    166,530.18x = 249,738.84 × 54,182.64
  4. Step 4: Simplify right side
    166,530.18x = 13,531,509,661.74
  5. Step 5: Solve for x
    x = 13,531,509,661.74/166,530.18
  6. Step 6: Final answer
    x = 81,255.60

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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.