Home / 124,673.40-172,050.66-68,086.44

Finding the Fourth Proportional to 124,673.40, 172,050.66 and 68,086.44

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Solution

The fourth proportional to 124,673.40, 172,050.66 and 68,086.44 is: 93,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,673.40 : 172,050.66 = 68,086.44 : x
  2. Step 2: Convert to fraction form
    124,673.40/172,050.66 = 68,086.44/x
  3. Step 3: Cross multiply
    124,673.40x = 172,050.66 × 68,086.44
  4. Step 4: Simplify right side
    124,673.40x = 11,714,316,939.05
  5. Step 5: Solve for x
    x = 11,714,316,939.05/124,673.40
  6. Step 6: Final answer
    x = 93,960.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.