Home / 166,533.18-249,743.34-54,185.64

Finding the Fourth Proportional to 166,533.18, 249,743.34 and 54,185.64

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Solution

The fourth proportional to 166,533.18, 249,743.34 and 54,185.64 is: 81,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,533.18 : 249,743.34 = 54,185.64 : x
  2. Step 2: Convert to fraction form
    166,533.18/249,743.34 = 54,185.64/x
  3. Step 3: Cross multiply
    166,533.18x = 249,743.34 × 54,185.64
  4. Step 4: Simplify right side
    166,533.18x = 13,532,502,713.64
  5. Step 5: Solve for x
    x = 13,532,502,713.64/166,533.18
  6. Step 6: Final answer
    x = 81,260.10

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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.