Home / 177,939.74-266,633.13-112,137.50

Finding the Fourth Proportional to 177,939.74, 266,633.13 and 112,137.50

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Solution

The fourth proportional to 177,939.74, 266,633.13 and 112,137.50 is: 168,032.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,939.74 : 266,633.13 = 112,137.50 : x
  2. Step 2: Convert to fraction form
    177,939.74/266,633.13 = 112,137.50/x
  3. Step 3: Cross multiply
    177,939.74x = 266,633.13 × 112,137.50
  4. Step 4: Simplify right side
    177,939.74x = 29,899,572,615.38
  5. Step 5: Solve for x
    x = 29,899,572,615.38/177,939.74
  6. Step 6: Final answer
    x = 168,032.01

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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.