Home / 369,763.38-554,394.78-144,983.52

Finding the Fourth Proportional to 369,763.38, 554,394.78 and 144,983.52

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Solution

The fourth proportional to 369,763.38, 554,394.78 and 144,983.52 is: 217,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,763.38 : 554,394.78 = 144,983.52 : x
  2. Step 2: Convert to fraction form
    369,763.38/554,394.78 = 144,983.52/x
  3. Step 3: Cross multiply
    369,763.38x = 554,394.78 × 144,983.52
  4. Step 4: Simplify right side
    369,763.38x = 80,378,106,674.03
  5. Step 5: Solve for x
    x = 80,378,106,674.03/369,763.38
  6. Step 6: Final answer
    x = 217,377.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.