Home / 166,866.16-250,300.08-42,207.28

Finding the Fourth Proportional to 166,866.16, 250,300.08 and 42,207.28

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Solution

The fourth proportional to 166,866.16, 250,300.08 and 42,207.28 is: 63,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,866.16 : 250,300.08 = 42,207.28 : x
  2. Step 2: Convert to fraction form
    166,866.16/250,300.08 = 42,207.28/x
  3. Step 3: Cross multiply
    166,866.16x = 250,300.08 × 42,207.28
  4. Step 4: Simplify right side
    166,866.16x = 10,564,485,560.58
  5. Step 5: Solve for x
    x = 10,564,485,560.58/166,866.16
  6. Step 6: Final answer
    x = 63,311.13

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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.