Home / 172,074.81-237,479.31-104,108.52

Finding the Fourth Proportional to 172,074.81, 237,479.31 and 104,108.52

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Solution

The fourth proportional to 172,074.81, 237,479.31 and 104,108.52 is: 143,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,074.81 : 237,479.31 = 104,108.52 : x
  2. Step 2: Convert to fraction form
    172,074.81/237,479.31 = 104,108.52/x
  3. Step 3: Cross multiply
    172,074.81x = 237,479.31 × 104,108.52
  4. Step 4: Simplify right side
    172,074.81x = 24,723,619,494.72
  5. Step 5: Solve for x
    x = 24,723,619,494.72/172,074.81
  6. Step 6: Final answer
    x = 143,679.48

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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.