Home / 226,472.61-312,577.52-172,661.52

Finding the Fourth Proportional to 226,472.61, 312,577.52 and 172,661.52

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Solution

The fourth proportional to 226,472.61, 312,577.52 and 172,661.52 is: 238,307.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,472.61 : 312,577.52 = 172,661.52 : x
  2. Step 2: Convert to fraction form
    226,472.61/312,577.52 = 172,661.52/x
  3. Step 3: Cross multiply
    226,472.61x = 312,577.52 × 172,661.52
  4. Step 4: Simplify right side
    226,472.61x = 53,970,108,857.72
  5. Step 5: Solve for x
    x = 53,970,108,857.72/226,472.61
  6. Step 6: Final answer
    x = 238,307.44

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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.