Home / 172,699.18-236,598.75-166,227.39

Finding the Fourth Proportional to 172,699.18, 236,598.75 and 166,227.39

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Solution

The fourth proportional to 172,699.18, 236,598.75 and 166,227.39 is: 227,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,699.18 : 236,598.75 = 166,227.39 : x
  2. Step 2: Convert to fraction form
    172,699.18/236,598.75 = 166,227.39/x
  3. Step 3: Cross multiply
    172,699.18x = 236,598.75 × 166,227.39
  4. Step 4: Simplify right side
    172,699.18x = 39,329,192,689.76
  5. Step 5: Solve for x
    x = 39,329,192,689.76/172,699.18
  6. Step 6: Final answer
    x = 227,732.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.