Home / 172,104.40-237,372.64-124,515.28

Finding the Fourth Proportional to 172,104.40, 237,372.64 and 124,515.28

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Solution

The fourth proportional to 172,104.40, 237,372.64 and 124,515.28 is: 171,736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,104.40 : 237,372.64 = 124,515.28 : x
  2. Step 2: Convert to fraction form
    172,104.40/237,372.64 = 124,515.28/x
  3. Step 3: Cross multiply
    172,104.40x = 237,372.64 × 124,515.28
  4. Step 4: Simplify right side
    172,104.40x = 29,556,520,733.94
  5. Step 5: Solve for x
    x = 29,556,520,733.94/172,104.40
  6. Step 6: Final answer
    x = 171,736.00

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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.