Home / 226,678.54-312,804.02-124,687.52

Finding the Fourth Proportional to 226,678.54, 312,804.02 and 124,687.52

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Solution

The fourth proportional to 226,678.54, 312,804.02 and 124,687.52 is: 172,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,678.54 : 312,804.02 = 124,687.52 : x
  2. Step 2: Convert to fraction form
    226,678.54/312,804.02 = 124,687.52/x
  3. Step 3: Cross multiply
    226,678.54x = 312,804.02 × 124,687.52
  4. Step 4: Simplify right side
    226,678.54x = 39,002,757,499.83
  5. Step 5: Solve for x
    x = 39,002,757,499.83/226,678.54
  6. Step 6: Final answer
    x = 172,061.98

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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.