Home / 166,416.80-249,625.20-136,892.30

Finding the Fourth Proportional to 166,416.80, 249,625.20 and 136,892.30

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Solution

The fourth proportional to 166,416.80, 249,625.20 and 136,892.30 is: 205,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,416.80 : 249,625.20 = 136,892.30 : x
  2. Step 2: Convert to fraction form
    166,416.80/249,625.20 = 136,892.30/x
  3. Step 3: Cross multiply
    166,416.80x = 249,625.20 × 136,892.30
  4. Step 4: Simplify right side
    166,416.80x = 34,171,767,765.96
  5. Step 5: Solve for x
    x = 34,171,767,765.96/166,416.80
  6. Step 6: Final answer
    x = 205,338.45

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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.