Home / 226,382.32-312,409.45-141,548.56

Finding the Fourth Proportional to 226,382.32, 312,409.45 and 141,548.56

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Solution

The fourth proportional to 226,382.32, 312,409.45 and 141,548.56 is: 195,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,382.32 : 312,409.45 = 141,548.56 : x
  2. Step 2: Convert to fraction form
    226,382.32/312,409.45 = 141,548.56/x
  3. Step 3: Cross multiply
    226,382.32x = 312,409.45 × 141,548.56
  4. Step 4: Simplify right side
    226,382.32x = 44,221,106,215.84
  5. Step 5: Solve for x
    x = 44,221,106,215.84/226,382.32
  6. Step 6: Final answer
    x = 195,338.17

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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.