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Finding the Fourth Proportional to 166,015.80, 249,282.90 and 96,031.80

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Solution

The fourth proportional to 166,015.80, 249,282.90 and 96,031.80 is: 144,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,015.80 : 249,282.90 = 96,031.80 : x
  2. Step 2: Convert to fraction form
    166,015.80/249,282.90 = 96,031.80/x
  3. Step 3: Cross multiply
    166,015.80x = 249,282.90 × 96,031.80
  4. Step 4: Simplify right side
    166,015.80x = 23,939,085,596.22
  5. Step 5: Solve for x
    x = 23,939,085,596.22/166,015.80
  6. Step 6: Final answer
    x = 144,197.63

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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.