Home / 226,315.84-312,185.95-141,285.28

Finding the Fourth Proportional to 226,315.84, 312,185.95 and 141,285.28

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Solution

The fourth proportional to 226,315.84, 312,185.95 and 141,285.28 is: 194,892.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,315.84 : 312,185.95 = 141,285.28 : x
  2. Step 2: Convert to fraction form
    226,315.84/312,185.95 = 141,285.28/x
  3. Step 3: Cross multiply
    226,315.84x = 312,185.95 × 141,285.28
  4. Step 4: Simplify right side
    226,315.84x = 44,107,279,394.84
  5. Step 5: Solve for x
    x = 44,107,279,394.84/226,315.84
  6. Step 6: Final answer
    x = 194,892.59

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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.