Home / 124,860.44-172,293.30-73,874.72

Finding the Fourth Proportional to 124,860.44, 172,293.30 and 73,874.72

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Solution

The fourth proportional to 124,860.44, 172,293.30 and 73,874.72 is: 101,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,860.44 : 172,293.30 = 73,874.72 : x
  2. Step 2: Convert to fraction form
    124,860.44/172,293.30 = 73,874.72/x
  3. Step 3: Cross multiply
    124,860.44x = 172,293.30 × 73,874.72
  4. Step 4: Simplify right side
    124,860.44x = 12,728,119,295.38
  5. Step 5: Solve for x
    x = 12,728,119,295.38/124,860.44
  6. Step 6: Final answer
    x = 101,938.77

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1.5x scale

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.