Home / 166,513.20-249,769.80-162,625.20

Finding the Fourth Proportional to 166,513.20, 249,769.80 and 162,625.20

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Solution

The fourth proportional to 166,513.20, 249,769.80 and 162,625.20 is: 243,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,513.20 : 249,769.80 = 162,625.20 : x
  2. Step 2: Convert to fraction form
    166,513.20/249,769.80 = 162,625.20/x
  3. Step 3: Cross multiply
    166,513.20x = 249,769.80 × 162,625.20
  4. Step 4: Simplify right side
    166,513.20x = 40,618,863,678.96
  5. Step 5: Solve for x
    x = 40,618,863,678.96/166,513.20
  6. Step 6: Final answer
    x = 243,937.80

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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.