Home / 370,206.58-555,309.89-89,723.83

Finding the Fourth Proportional to 370,206.58, 555,309.89 and 89,723.83

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Solution

The fourth proportional to 370,206.58, 555,309.89 and 89,723.83 is: 134,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,206.58 : 555,309.89 = 89,723.83 : x
  2. Step 2: Convert to fraction form
    370,206.58/555,309.89 = 89,723.83/x
  3. Step 3: Cross multiply
    370,206.58x = 555,309.89 × 89,723.83
  4. Step 4: Simplify right side
    370,206.58x = 49,824,530,167.68
  5. Step 5: Solve for x
    x = 49,824,530,167.68/370,206.58
  6. Step 6: Final answer
    x = 134,585.75

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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.