Home / 166,871.10-249,917.85-163,530.30

Finding the Fourth Proportional to 166,871.10, 249,917.85 and 163,530.30

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Solution

The fourth proportional to 166,871.10, 249,917.85 and 163,530.30 is: 244,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,871.10 : 249,917.85 = 163,530.30 : x
  2. Step 2: Convert to fraction form
    166,871.10/249,917.85 = 163,530.30/x
  3. Step 3: Cross multiply
    166,871.10x = 249,917.85 × 163,530.30
  4. Step 4: Simplify right side
    166,871.10x = 40,869,140,985.86
  5. Step 5: Solve for x
    x = 40,869,140,985.86/166,871.10
  6. Step 6: Final answer
    x = 244,914.43

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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.