Home / 268,509.14-370,529.92-147,655.52

Finding the Fourth Proportional to 268,509.14, 370,529.92 and 147,655.52

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Solution

The fourth proportional to 268,509.14, 370,529.92 and 147,655.52 is: 203,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,509.14 : 370,529.92 = 147,655.52 : x
  2. Step 2: Convert to fraction form
    268,509.14/370,529.92 = 147,655.52/x
  3. Step 3: Cross multiply
    268,509.14x = 370,529.92 × 147,655.52
  4. Step 4: Simplify right side
    268,509.14x = 54,710,787,734.57
  5. Step 5: Solve for x
    x = 54,710,787,734.57/268,509.14
  6. Step 6: Final answer
    x = 203,757.64

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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.