Home / 167,176.40-251,056.20-161,927.60

Finding the Fourth Proportional to 167,176.40, 251,056.20 and 161,927.60

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Solution

The fourth proportional to 167,176.40, 251,056.20 and 161,927.60 is: 243,173.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,176.40 : 251,056.20 = 161,927.60 : x
  2. Step 2: Convert to fraction form
    167,176.40/251,056.20 = 161,927.60/x
  3. Step 3: Cross multiply
    167,176.40x = 251,056.20 × 161,927.60
  4. Step 4: Simplify right side
    167,176.40x = 40,652,927,931.12
  5. Step 5: Solve for x
    x = 40,652,927,931.12/167,176.40
  6. Step 6: Final answer
    x = 243,173.84

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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.