Home / 167,533.15-251,330.85-55,221.25

Finding the Fourth Proportional to 167,533.15, 251,330.85 and 55,221.25

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Solution

The fourth proportional to 167,533.15, 251,330.85 and 55,221.25 is: 82,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,533.15 : 251,330.85 = 55,221.25 : x
  2. Step 2: Convert to fraction form
    167,533.15/251,330.85 = 55,221.25/x
  3. Step 3: Cross multiply
    167,533.15x = 251,330.85 × 55,221.25
  4. Step 4: Simplify right side
    167,533.15x = 13,878,803,700.56
  5. Step 5: Solve for x
    x = 13,878,803,700.56/167,533.15
  6. Step 6: Final answer
    x = 82,842.13

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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.