Home / 166,422.60-249,342.30-136,679.40

Finding the Fourth Proportional to 166,422.60, 249,342.30 and 136,679.40

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Solution

The fourth proportional to 166,422.60, 249,342.30 and 136,679.40 is: 204,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,422.60 : 249,342.30 = 136,679.40 : x
  2. Step 2: Convert to fraction form
    166,422.60/249,342.30 = 136,679.40/x
  3. Step 3: Cross multiply
    166,422.60x = 249,342.30 × 136,679.40
  4. Step 4: Simplify right side
    166,422.60x = 34,079,955,958.62
  5. Step 5: Solve for x
    x = 34,079,955,958.62/166,422.60
  6. Step 6: Final answer
    x = 204,779.62

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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.