Home / 166,397.70-249,596.55-157,212.30

Finding the Fourth Proportional to 166,397.70, 249,596.55 and 157,212.30

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Solution

The fourth proportional to 166,397.70, 249,596.55 and 157,212.30 is: 235,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,397.70 : 249,596.55 = 157,212.30 : x
  2. Step 2: Convert to fraction form
    166,397.70/249,596.55 = 157,212.30/x
  3. Step 3: Cross multiply
    166,397.70x = 249,596.55 × 157,212.30
  4. Step 4: Simplify right side
    166,397.70x = 39,239,647,697.57
  5. Step 5: Solve for x
    x = 39,239,647,697.57/166,397.70
  6. Step 6: Final answer
    x = 235,818.45

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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.